While alt text is typically limited to 100-250 characters, image descriptions can be the same length or even longer, since they are included in the photo caption, in a text post, or text link. Image descriptions are “exposed” and can be read by anyone Alt text is usually only visible to screen readers, which read the alt text out loud or display it on a braille display. Image descriptions may be in the image caption, in a text post, or otherwise incorporated into a social media post Alt text is typically attached to an image metadata or added in the “alt text” box on social media. Image descriptions are similar to alt text descriptions that are used by screen readers to recognize images, though there are a few key differences between alt text and image descriptions: LOW VISION ASSISTIVE TECHNOLOGY DEFINITIONS WHAT IS ALT TEXT? WHAT IS AN IMAGE DESCRIPTION?Īlt text and image descriptions are text-based descriptions of visual details in an image written primarily for people who are visually impaired (inclusive of blind/low vision).
#Funny reader meme how to#
Accessible memes are my favorite memes, so here are my tips for how to write alt text for memes, from the perspective of a user with low vision. I wasn’t expecting this when I first wrote about how to write alt text for memes back in 2018, but this post has been featured in multiple academic papers and is one of the most common posts I get emailed about with people telling me how they use this information in a variety of contexts.
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