Any image, chart, or graph that conveys information must have an alternative text description. If the image is purely decorative and does not convey any information, it can be marked as a decorative ...

If you use either of the bad alternative text examples, the listener will either have questions or miss the primary purpose of the image. In two of the alternative text examples, we included “Case ...

Alt text is a “behind-the-scenes” description of an image. It’s not typically visible in a document or webpage; it is available to people using a screen reader to allow them to access the content of ...