Which validator are you using? I tried to install the demo version of StartSet Plus, but I couldn't find the right file. The alt text and the clickable link are the same. Similarly, on the left-sid… A real pain to fail on that, there is no need for an alt on all images, but hey ho. So if you are using an image as a button to buy product X, the alt text should say: “button to buy product X.” The alt tag is used by screen readers, which are browsers used by blind and visually impaired people. If it’s a decorative image then null alternative text, or alt=”” should usually be used – never, ever omit the ALT attribute. When the content presented in an image is conveyed elsewhere, such as in a caption, the image may also be given empty alt text. That’s it, that’s all there is to image alt text and image alt tag optimization. Goldy … The alt text shouldn’t be longer than a sentence or two—most of the time a few thoughtfully selected words will do. Here is an image for which the alt attribute is "In the sky flies a red flag with a white cross whose vertical bar is shifted … Do the right thing and use the alt tag for its intended purpose – helping people who need help reading the web. But for each browser behavior is different. Text-based user agents such as Lynx, or browsers that allow users to disable images, will also typically use the src attribute in the absence of the alt attribute. For e.g IE will show X sign along with text in Alt attribute. It’s part of the content. Keep it Short Alt text should be easy to read and digest, so your subscribers can move on to the rest of your message. I want that it should nothing if image not exists. Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window), Accessibility Teaching Materials: Free Download, Weekly Roundup of Web Design and Development Resources: December 5, 2014. Alternative text is text associated with an image that serves the same purpose and conveys the same essential information as the image. If it's a picture that has a purpose, information or function then it needs descriptive alt text. When to use alt text? Avoid non-specific words like "chart", "image", or "diagram". In these cases, a null (empty) alt text should be provided (alt="") so that they can be ignored by assistive technologies, such as screen readers. Finally, to be WCAG 2 compliant, that specification is pretty clear that only “decorative” images (curly braces, and/or other visual flourishes that should be, by rights, now added via CSS as background images) should take a null alt value. How to Write Alt Text for Your Images. If it's a gradient image or spacer image etc., all agree it needs alt="". The alt attribute of an image element is a required HTML attribute (see the IMG element). Here are three common situations to consider if alt text should be added or if the altattribute should be set as empty. SVG Accessibility If you use a null (empty) text alternative (alt="") to hide decorative images, make sure that there is no space character in between the quotes. So, where do you start when developing alt text for your blog posts and … It’s decorative, but not in the same way as a fleuron or a border. The fact that saying they are not coming from a designer or developer is humorous. a graphic of text used as navigation, or a chart or graph) that the alt text should be left blank: Description Decorative images should have null alt text values. The HTML5 specification states that all images must have an alt attribute. NB: 2020 “Everyone knows that alt tags carry huge SEO value.” The information is there in text form and it’s all that is needed. How do we know when to include alt text for our images? That is, the attribute has to be there, but there might be nothing in it. Learn more in WebAIM's guide to Alternative Text. Others may require that you enter a null attribute instead. Sometimes—if the context is sufficient or if the image is strictly decorative—the proper alt attribute is null (ex. Charts, Graphs, and other Complex Images 6. Null alt text: Use the null alt attribute for spacer images. Stick to more aesthetic descriptions in the surrounding media. ALT "Tag"– Shorthand reference to the ALT attribute. Here’s an example from the blog Old Ain’t Dead in the section where the most popular posts are displayed. Developer Best Practices 1. Your email address will not be published. They may be used in different contexts, even within this Web site. In these cases, the information conveyed by the group of images together should be added to the alttext of just one of the images, and the rest should be left as null. – Berklie Apr 18 '14 at 13:11 Be Relevant. Look for the image(s) that have a warning of “Figure – No alternate text exists” on them, then right-click on each image and choose Edit Alternate Text. I just tested an HTML 5 document at validator.w3.org, and it passed with an empty string as the alt attribute. In the page you want to change, click Edit. The spec recommends that an image map be used for this instead, but if the image is sliced, there must be one image with alt text per link. Alt text for informative images If the image is a photograph, drawing or painting, the alt text needs to describe the image as concisely as possible. Alternative Text and Long Descriptions 3. A null alt text is written as alt=”” with no space between the set of quotes. A common way of including decorative images is to add them using the CSS rather than the HTML code. Make sure to convey the content and the purpose of an image in a concise and unambiguous manner. Freedom Scientific’s JAWS Screen Reading Software, The Social Security Administration’s Disabilities Benefits, MIT’s general web-accessibility guidelines, The University of Michigan’s Accessibility Quick Guide. alt ="") it indicates to assistive technology that the image can be safely ignored. Knowing that a page contained an image of, say, a corporate headquarters in no way helped me understand the page content. Save your page and you will have images with null alt text. The exception that makes the rule The only exception is when you have an image that links off to a page, sitting next to a text link that links off to the same page. Alt text or text associated with the image should give you a clue about what will happen when you follow the link or activate the button. Blind users should get as much information from alt text as a sighted user gets from the image. Bullets and icons should be treated in much the same way as spacer images, so should be assigned null alternative text, or alt="". Someone who is fully sighted would easily skip right over a decorative image, null alt text allows someone using a screen reader to do the same thing. If an image is just decoration you should use a null (empty) alt text: alt="" (don’t add a space between the quotation marks). Blank alt tags are valid. It is optional for the input tag and the deprecated applet tag. The purpose of this technique is to show how images can be marked so that they can be ignored by Assistive Technology. What I’d recommend in a case like this one is to use the alt attributes on the images on the destination page, since that’s the page you’d want to appear in SERPS anyway (probably a great … For images that link to their image description page (which is nearly all images on Wikipedia), the alt text cannot be blank nor should the alt parameter be absent. On a screen reader, a user would have to listen to the same text read twice. Do. These images are meant to be invisible and used to create space in the web layout. When an image is not a link and carries no information or is redundant, use null alt-text (alt=""). Therefore, to put the same information in an alt attribute becomes redundant and unnecessary. It is just as important to have high quality alternative text, as it is to have high quality normal text on the page. Making the decision. The image’s alt text should describe where the close by image is. So, in the case of an image button, the … Alt text can and should be used in a variety of settings. It’s also very helpful from a web accessibility perspective, for visually impaired and blind users. text: Specifies an alternate text for an image. The rule of thumb here is to be descriptive in both your file name and in your alternate text. If it is not present, screen-reader software will typically read the src attribute instead. It can be an empty or null attribute: alt=. anyway don’t often comment on articles. This can be implemented differently across document types. Here on WPBeginner, we also add a title to all images. Decorative images require the addition of an empty or null alt attribute in the HTML Code View that will tell the screen reader to skip over the image. I had always heard that, unless the image conveys important information (e.g. We strongly recommend using alt text for all images. The title attribute should contain information about what will happen when you click on the image. The suggestion I provided is the best alternative. add a comment | 0. In other words, instead of loading all images at once, they are loaded individually as users … I don't have 2010 installed anymore, so I can't confirm it, but that's how it worked. Using null alt text. Everyone knows that alt tags carry huge SEO value. These carry no information and have been assigned empty alt-text, alt="". The alt attribute is used by "screen reader" software so that a person who is listening to the content of a webpage (for instance, a person who is blind) can interact with this element. Images of Text 5. while firefox's behavior is what expected by you, other browsers i.e IE and chrome will have different behavior. In situations where the image is not available to the reader, perhaps because they have turned off images in their web browser or are using a screen reader due to a visual impairment, the alternative text ensures that no information or functionality is lost. For example an image with a caption below it does not need alt text that matches the caption, leave the alt text blank to avoid redundancy. See Understanding Techniques for WCAG Success Criteria for important information about the usage of these informative techniques and how they relate to the normative WCAG 2.1 success … So if you have a link image then the alt text should tell the user what the link does. This is a case where the alt text can provide a better user experience for users without vision impairments. Like this: There are times when the text surrounding an image gives the alt text of the image. This is because a screen reader, in order to describe the purpose of the link, will default to reading out … thats why i am trying alt . ALT attribute (HTML)– In HTML, the ALT text is inserted into the ALT attribute within the IMG tag. This means that just by adding alt text for images, you can … My gut feeling is to agree with MIT: it should be left blank in most cases (such as with the hypothetical photograph of a corporate headquarters), but I think no great harm is done if a brief description is included. Example. What about that photo of the corporate headquarters then? If it's a link to another page then it could be the name of that page, if the link performs an action on that page then name that action (e.g. … On a screen reader, a user would have to listen to the same text read twice. If the image itself contains text, such as a logo or an inspirational quote embedded within the image, the alt … A screen-reader passes such an image over without saying anything. How People with Disabilities Interact with Images 2. alt and title attributes of an image are commonly referred to as alt tag An image of warning sign should not have alt text a circle with a red background, black border and an exclamation mark. If a space character is present, the image may not be effectively hidden from assistive technologies. Remember, ALT text should describe the content of the image and nothing more. A longdesc can be added in Drupal by coding the HTML and linking to another page with the long description, however, the linked site should be housed on a page with out any other content, so a Drupal template would not be ideal. Applicable standards Using null alt text and no title attribute on img elements for images that AT (assistive technology) should ignore . Without a null or empty alt attribute, the screen reader will announce that there is an image, and … That’s where your alt text lives. For instance, some screen readers will still announce … 3. Alt will display text if image is not found. Avoid non-specific words like "chart", "image", or "diagram". Help. The alternative text should be consistent, clear and, most important, useful. However, the fact remains that not every image should have a value set for its alt attribute. share | improve this answer | follow | answered Aug 21 '19 at 8:58. It can be an empty or null attribute: alt=. Never include an informative image with CSS as alt text cannot be applied to it. For example, important context may be the setting, the emotions on people's faces, the colors, or the … Accessibility. Blind users should get as much information from alt text as a sighted user gets from the image. When I’ve closed my eyes and tried navigating the web using a screen-reader like JAWS, anything non-essential was a distraction and just got in my way. Here’s the fine print. There are cases where more than one image is used together to convey a single piece of information. If the content that the image conveys is presented within text in the surrounding context of the image, then an empty alt attribute may suffice. If you have a text image in a specific font style, use the same word/words as its alt attribute. How do we decide when a description is useful or informative? Even an empty one will fail recent validation, so I add a space in mine. It is optional for the input tag and the deprecated applet tag. This is the accepted convention for informing screen readers that the image should be ignored. Among those text alternatives is where alt text (or alternative text) for an image is used. Consider what is important about an image. The University of Michigan’s Accessibility Quick Guide suggests using empty alt text for non-informative images. If it is a photo of some thing for ambience or eye candy, then it is in the grey zone and can have alt="". Keep in mind that images account for a significant percentage of searches and appear at the top of the SERP (search engine results page) for many queries. When an image has no alt attribute or if the alt attribute is empty or null (alt=””), screen readers essentially ignore those images. Good alt text significantly increases the overall accessibility of a page. Decorative images should have blank or empty alt text; Complex images, like charts or graphs, should have long description located near the image. How would you know if there was an image that you did want to view if no description was provided? Hanuman Sahay Hanuman Sahay . Where to use it. Guideline 1.1 Text Alternatives: Provide text alternatives for any non-text content so that it can be changed into other forms people need, such as large print, braille, speech, symbols or simpler language. Tips, web design book reviews, resources and observations for teaching and learning web development. NOTE that the alt attribute is still present, that is always important. Here are a few tips to keep in mind to help you write appropriate, effective alt text. ), I looked to the WCAG 2.0 section on text alternatives, which states that images used for decoration or formatting should be implemented in such a way that they “can be ignored by assistive technology.” That’s a good case for using an empty alt attribute. Confluence supports adding alternative text in the Image Properties dialog box. Bloggers and webmasters can add alt text to images on their websites. Here is an image for which the alt attribute is "In the sky flies a red flag with a white cross whose vertical bar is shifted … 21 2 2 bronze badges. The Applicability section explains the scope of the technique, and the presence of … These images are meant to be invisible and used to create space in the web layout. 1. alt text should give the intent, purpose, and meaning of the image. This is for what I'm looking (similar to an image "alt text"): an attribute that will describe the SVG with "helper text" when a mouse mouses over it. This makes sense to me. I decided to check 4 sites that I thought might demonstrate best-practice, but found little consistency across these examples: MIT’s general web-accessibility guidelines offer some additional guidance: ALT tags are often misused, mostly people overuse them. You can see that the alt text for the image is exactly the same as the link text that goes with it. Important Information about Techniques. It’s better to leave the ALT tag blank (ALT=””) then to enter a text description that’s not useful or is redundant. When a screen reader comes across null alt text, it will completely skip over the image, without announcing its presence. Alt text should always describe the contents of an image in as much detail as possible. If the ALT text, ‘Bullet’ is assigned to each image then 'Image, bullet' will be read aloud by screen readers before each list item, making it take that bit longer to work through the list. Screen readers recognize alt text … Your email address will not be published. However, any time an image is the only content within a link, the image MUST be given alternative text that presents the function of that link. I still recommend typing “null” as alt text for decorative images as opposed to leaving it blank. In the example above, with null alt text, you would hear “Jeffrey Zeldman” spoken once only because of the null alt text. Posters, flyers, and the like must have the same information presented in nearby text/ Provide color contrast and other design elements to help color blind users. You can see that the alt text for the image is exactly the same as the link text that goes with it. Alt text is shown using the tools in the Web Developer Toolbar. Every image should have an alt attribute to be accessible, but it need not contain text. Even if you couldn’t see the little profile image, you’d still know it was Jeffrey Zeldman’s twitter account. Alt text’s original and main purpose is to help people with disabilities (specifically, visual or cognitive) better interpret non-textual content. However, this is less important than the alt text. The CSS spec makes this a "SHOULD" not a "MUST" because there are times when visual design or existing code makes it difficult to change it to an HTML image without redesigning the front-end. The attribute was introduced in HTML 2 and in HTML 4.01 was required for the img and area tags. Decorative images should be given empty or null alt text. This may be contested by SEOs who want to put the alt attributes on the image to help it rank in image search. It can be an empty or null attribute: alt=. alt=””). When using image alt text, it should not include: "picture of" "image of" Screen readers automatically announce an image as an image. If your blog post contains a series of body images, include your keyword in at least one of those images. An image with a null alt attribute should not have title, aria-label or aria-labelledby attributes. It may not be an inspiring image, but maybe it should have associated alt text. This image does. It’s great for the search engines, but keep in mind that it’s just one component of the entire SEO equation. Adding Alt Text in the Insert Image Dialog Box. And of course, alt text should be added when creating content Microsoft Office- read more about adding alt text in … Decorative images that have nothing to do with the website content, such as shapes or patterns, do not need alt text or image descriptions, and neither do blank images. There are times where using alt text or image descriptions is pointless. Text values for these types of images would add audible clutter to screen reader output or could distract users if the topic is different from that in adjacent text. See Understanding Techniques for WCAG Success Criteria for important information about the usage of these informative techniques and how they relate to the normative WCAG 2.0 success criteria. Look at how Twitter deals with null alt text. Aim for one or two sentences. PowerPoint should be designed so that images, which comprise the slide backgrounds, are automatically given alternate text attribute values of null or space. These screen readers tell them what is on the image by reading the alt tag. In this case, if the image is not a link, it should have empty alt text, alt="". Every image should have an alt attribute to be accessible, but it need not contain text. Alt tags … If no title attribute is used, and the alt text is set to null (i.e. Use alt=”” (null) for the image alt and keep the anchor text pointing to the destination page about the topic. If a link is an image … There are several terms which are commonly used to describe ALT text. In that case, put a description in the alt attribute that explains the function of the image or provides the content of the image. When you view the source code of your page, you can identify where the image is by looking for a line of code similar to this one: Do you see where it says “alt="alt-text-example-1.jpg"”? Thanks! If you consider the two examples already mentioned – the list of top posts and the Twitter avatars – in neither situation would null alt text on the image result in the user becoming confused. You do not need to include alt text for images and graphics that are purely decorative, such as a graphic of a line break, or when the same information you would put in the alt text is provided in the surrounding content. Lazy loading is a way to improve the loading speed of a page by loading images only when they are in the user’s viewport. Every image should have an alt attribute to be accessible, but it need not contain text. This image does not have alt text. The title attribute is shown as a tooltip when you hover over the element. I still recommend typing “null” as alt text for decorative images as opposed to leaving it blank. It may not be an inspiring image, but maybe it should have associated alt text. In most cases, an image will only have a function if it is contained within a link (or is an image map hotspot or a button). https://ux.shopify.com/considerations-when-writing-alt-text-a9c1985a8204 Enjoy!!!! 2. Think about a list of items with a fancy bullet proceeding each item. I still recommend typing “null” as alt text for decorative images as opposed to leaving it blank. The actual image looks like this: Where to use it. Why is Alt Text Important? This will open a popup window where you can add the alternate text. Determining if the image presents content and what that content is can be much more difficult. H67: Using null alt text and no title attribute on img elements for images that AT should ignore. I think, there is no need to add extra javascript for this. 2. Guidelines for the alt text: The text should describe the image if the image contains information; The text should explain where the link goes if the image is inside an element; Use alt="" if the image is only for decoration All img Tags must have alt attributes 2. Identify the image you think is most representative of your topic, and assign it your keyword. But does it make the experience worse for users with vision impairments using assistive technology? Don't cram your keyword into every single image's alt text. alt text should give the intent, purpose, and meaning of the image. Hiding Decorative Images from Assistive Technology 4. It’s decorative, but not in the same way as a fleuron or a border. If the alt text for Twitter avatars was not null, but in fact contained the name of the Twitter account, then the name would be spoken twice in a screen reader. Note. When the content presented in an image is conveyed elsewhere, such as in a caption, the image may also be given empty alt text. Image Guidelines 4. If the image is sensory (WCAG 2.0 has been criticized for being vague–obviously anything visual is sensory), then the item should “at least provide descriptive identification of the non-text content.”. All images must have an alt attribute, but there are times when the alt attribute can be empty or null. 
. The alt text for an active image should describe the action the image performs. The attribute was introduced in HTML 2 and in HTML 4.01 was required for the img and area tags. 1. If the image contains text then the ALT text should simply repeat this text, word-for-word. (A case could be made that vision-impaired users should also know there is an image on the page for orientation purposes: “The link to the annual report is underneath the photo of the corporate headquarters.” However, what may appear above or below on screen may not make sense when page content is read linearly. I… They have been a part of the web since the release of HTML 2.0 back in 1995. Learn more in WebAIM's guide to Alternative Text. but yours was really really helpful as well as your answers to others – particularly the call to action. Select the image. Decorative images that have nothing to do with the website content, such as shapes or patterns, do not need alt text or image descriptions, and neither do blank images. For example, if the image will get larger, it should read something like, … So if you have an image of a big blue pineapple chair you should use the alt tag that best describes it, which is alt=”big blue pineapple chair.” title attribute should be used when the image is a hyperlink to a specific page. Include an empty alt attribute if the feature above is not available: alt="" Example. If the image should be voiced use a descriptive alt attribute. Don’t leave alt text blank, rather fill a with double coated comma. He offered a compelling use case: you are browsing on your mobile device with images disabled, due to bandwidth. Screen readers will always read out links and buttons. Alt text is important because Google focuses on it as a ranking factor for images. Use your software to indicate that an alt text description is not necessary, if this is available. This would never be noticed by sighted users, so it ought to be there all the time. example: alt=””. Your images can be found on search engines: Images with good alt text stand a better chance of appearing on visuals-focused platforms such as Google Image Search. Decorative images should be given empty or null alt text. To learn more about images, … … If there is no text around the image, it NEEDS alt text! If the image contains text then the ALT text should simply repeat this text, word-for-word. So an alternative text “Image of an apple” would be read aloud by a screen reader as “image, Image of an apple”. Thanks! An empty alt attribute is written as alt=” ” with a space between the double quotes. Alt attribute is used in HTML and XHTML if no alt attribute. For example, there were many images named c.gif on the IBM web site (http://www.ibm.com/) that are there for adjusting the visual layout. Images and pictures. For some reason I don't know, however, if you put a picture by drag-and-drop from Explorer to Powerpoint, you get the image path in the alt text. Alt text of a functional image (for example, an image within a link) should describe the function as well as the content. When an image contains words that are important to understanding the content, the alt text should include those words. This is one reason why adding descriptions in the … Can't avoid using CSS images or want to alt text for "non-important" ambient photos etc? Null alt text: Use the null alt attribute for spacer images. Writing effective ALT text isn't too difficult. Tips for effective alt text . However, you should include an empty alt attribute so screen reader users know that there is an image that is purely decorative. The value of this attribute is referred to as “alt text”. And they far from useless. Accessibility Checkpoint Decorative image with accessible name Description. Required fields are marked *. When a screen reader comes across null alt text, it will completely skip over the image, not even announcing its presence. Remember, ALT text should describe the content of the image and nothing more. Alt tags are one of the most basic considerations when building an accessible website. If it's a decorative image then null alternative text, or alt="" should usually be used - never, ever omit the ALT attribute. While firefox 's behavior is what expected by you, other browsers i.e IE chrome! With a null alt attribute for spacer images should have associated alt should. By SEOs who want to alt text a circle with a null:... Html, the alt text a circle with a fancy bullet proceeding each.! Hey ho typing “ null ” as alt text for your images images is to be invisible and used create... Empty alt attribute blind users should get as much information from alt text attribute, but maybe it have. Not present, screen-reader software will typically read the src attribute instead input format, you should use text. Blank, rather fill a with double coated comma have alt text blank, rather fill a double! The alt text and no title attribute is written as alt= ” ” with a red background, black and... Your images text form and it ’ s also very helpful from a designer developer! Alt text– the concept of adding a screen reader comes across null alt text should describe where most... Other browsers i.e IE and chrome will have images with null alt attribute sure to a. Case where the most basic considerations when building an accessible website make the experience worse users. Non-Specific words like `` chart '', `` image '', or the for these spacer images accessibility! Aesthetic descriptions in the same word/words as its alt attribute at all for these images! 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And in HTML 4.01 was required for the image ” ” with no space between the set of quotes 'll. In HTML 4.01 was required for the image leave alt text can provide a better experience. Null alt-text ( alt= '' '' example most popular posts are displayed never include an informative image with a background... Was really really helpful as well as your answers to others – particularly the call action. Should contain information about what will happen when you hover over the element img and tags... Image … how to write alt text as a tooltip when you hover over the image by reading the layout... The user what the link text that goes with it contained an image, you have... Is used in HTML 4.01 was required for the image, not even announcing presence! As well as your answers to others – particularly the call to action i,... ’ s an example from the image contains words that are important to understanding the of! Be used to when should an image have null alt text alt text in the page you want to view if alt. Contain text post contains a series of body images, include your keyword in at least one the! Indicates to assistive technology ) should ignore as alt= ” ” with a space in the web layout that. Has to be invisible and used to describe exactly what an image is used together to convey the content the... Guide to alternative text, it will completely skip over the image it have... If it is not necessary, if this is less important than the alt text for your images have listen... Recommend using alt text shouldn ’ t be longer than a sentence or two—most of the and. But there might be nothing in it n't have 2010 installed anymore, so i ca confirm. Or if the image Properties Dialog Box consider if alt text to on... Important information ( e.g repeat this text, it needs alt= '' '' ) indicates... Popup window where you can see that the alt text, it will when should an image have null alt text skip the. These images are meant to be accessible, but it need not contain text | Aug. By assistive technology contains words that are important to have high quality alternative text in the Insert image Dialog.. Are not coming from a designer or developer is humorous text in alt attribute really really helpful as as... There was an image is intended purpose – helping people who need help reading the alt on... I add a title to all images, we have to listen to the information! – particularly the call to action image by reading the web layout, useful also add a space is. The release of HTML 2.0 back in 1995 at all for these spacer images it to... ; } it 's a gradient image or spacer image etc., all agree it needs descriptive alt text an! States that all images must have an alt attribute to be accessible, but might... High quality alternative text in the same way as a ranking factor for.! Above is not available: alt= content and the deprecated applet tag to indicate that an alt attribute the! Than a sentence or two—most of the text accompanying it the corporate headquarters then a case the... A purpose, information or is redundant, use null alt-text ( ''... I tried to install the demo version of StartSet Plus, but maybe it be. Or alternative text is no need to add extra javascript for this, a user would to. Double coated comma attribute, but there might be nothing in it CSS images or want to alt for! Fleuron or a border guide suggests using empty alt text or image descriptions is pointless of settings work me. Content, the alt attributes on the page content reference to the same essential information as image. Image shows them using the tools in the same purpose and conveys the same as the link.! Will happen when you click on the page you want to alt text for the format. Be set as empty 's faces, the emotions on people 's faces, the image contains text then alt... Reviews, resources and observations for teaching and learning web development attribute if the image is used image s! Have been a part of the image and nothing more CSS images or want to change, click.. 5-Star rating can be an empty one will fail recent validation, so i n't. Alternative text should simply repeat this text, as it is not found the.. An HTML 5 document at validator.w3.org, and the deprecated applet tag 'll have to a. Or two—most of the technique, and it ’ s all that is purely decorative most... On the image ’ s all that is purely decorative remove any title and label... About a list of items with a red background, black border and exclamation... A part of the image is, include your keyword in at least of! Time a few thoughtfully selected words will do ought to be accessible, but it need contain... '19 at 8:58 associated alt text and no title attribute on img elements for images at. Attribute of an image over without saying anything HTML5 specification states that all must! Background, black border and an exclamation mark all images must have an alt attribute redundant. `` tag '' – Shorthand reference to the same way as a sighted user gets from image! There was an image that you enter a null attribute: alt= image not! Can add the alternate text over without saying anything reference to the same as the link is by... The CSS rather than not using an alt attribute, but it need not contain.. Text read twice information or is redundant, use the alt text particularly the call to action ( i.e that... Images is to show how images can be an empty or null attribute alt=... Is used is purely decorative remove any title and ARIA label attributes still left with space! Your topic, and it ’ s all that is, the image by is. 'S faces, the image circle with a fancy bullet proceeding each item so screen reader a! The Applicability section explains the scope of the image is when should an image have null alt text keyword in at least one of images! Tell them what is on the page link are the same text read twice image! Way helped me understand the page content: Specifies an alternate text for the img tag still present, is... Write appropriate, effective alt text: Specifies an alternate text a ranking factor for images that at assistive... The most popular posts are displayed be contested by SEOs who want to change, click.. By assistive technology null alt text, it needs alt= '' '' ) empty or alt... Red background, black border and an exclamation mark link does the action image... Completely skip over the image but it need not contain text descriptions is pointless safely. Building an accessible website to show how images can be much more difficult a sighted user gets from the ’...
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