Web pages do not contain anything that flashes more than three times in any one second period, or the flash is below the general flash and red flash thresholds.
*Since any content that does not meet this success criterion can interfere with a user’s ability to use the whole page, all content on the Web page (whether it is used to meet other success criteria or not) must meet this success criterion. See Conformance Requirement 5: Non-Interference.
Questions & Answers
What are the accessibility requirements for flashing content?
- flashing content
I want to implement a video (that does not contain audio) as the hero banner of my site. If I include a pause button, am I violating any accessibility guidelines to have it set on auto play?
Would using morph features in PowerPoint fall under success criterion 2.2.2 (or any others)? I use morph a lot in presentations and recently heard someone say "Does anyone else feel like they're on a boat?" when I was using morph to re-sort a list of...
- Three Flash
Our director wants to have an eagle (our logo) fly across the page on our web site. This is a terrible idea but I'd like to know what WCAG 2.0, section 508, and/or usability principles this violates. Any other arguments against this will also be...
- alt tags
If I have a gif on a site that loops continuously. Is that okay or does it violated the 'can't have repeating flashing stuff' rule?