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2.3.2 Three Flashes [Level AAA]

Description

Three Flashes

2.3.2 Web pages do not contain anything that flashes more than three times in any one second period. (Level AAA)Understanding Success Criterion 2.3.2

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Sufficent Techniques

Advisory Techniques

Advisory Techniques for 2.3.2 - Three Flashes
  • Reducing contrast for any flashing content (future link)

  • Avoiding fully saturated reds for any flashing content (future link)

  • Reducing the number of flashes even if they don't violate thresholds (future link)

  • Slowing down live material to avoid rapid flashes (as in flashbulbs) (future link)

  • Freezing the image momentarily if 3 flashes within one second are detected (future link)

  • Dropping the contrast ratio if 3 flashes within one second are detected (future link)

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Failures

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Notes

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