Don’t flash content for more than 3x per second
Ensure content does not flash more than three times per second to prevent seizures and other health issues. Avoid using saturated red colors and high contrast in flashing content.
Acceptance Criteria
• Content does not flash more than three times per second.
• Flashes must be below the general flash and red flash thresholds.
Examples
• Limit the frequency of flashing animations to below three flashes per second.
• Use muted colors instead of saturated reds in flashing content.
Exceptions
• Flashing content that is small (less than 25% of the screen), low in contrast, and does not contain saturated red colors.
Tips
• Monitor and test flashing content for compliance with thresholds.
• Ensure flashing elements do not exceed the recommended limits for safety.
How to test?
1. Check Flash Frequency: Use tools or manual checks to verify that content does not flash more than three times per second.
2. Verify Color and Contrast: Ensure that flashing content does not use saturated reds and is low in contrast.