Image alt accessibility

ALT text refers to invisible description of images which are read aloud to blind users on a screen reader. Adding ALT text allows authors to include images, but still provide the content in an alternative text based format.

1. What alt value should be used to make images accessible?
2. What is an image alt?
3. What should image alt text say?
4. What is alt text for accessibility?

What alt value should be used to make images accessible?

The content of the image is presented in context, so alt="" is appropriate.

What is an image alt?

Also called alt tags and alt descriptions, alt text is the written copy that appears in place of an image on a webpage if the image fails to load on a user's screen. This text helps screen-reading tools describe images to visually impaired readers and allows search engines to better crawl and rank your website.

What should image alt text say?

Alternative (Alt) Text is meant to convey the “why” of the image as it relates to the content of a document or webpage. It is read aloud to users by screen reader software, and it is indexed by search engines.

What is alt text for accessibility?

Alt text (alternative text) describes the appearance or function of an image on a page. Alt text is read aloud by screen readers used by visually impaired users, displays in place of an image if it fails to load and is indexed by search engine bots to better understand the content of your page.