WCAG 2.2 · Operable · Level A
2.3.1 — Three Flashes or Below Threshold
Content must not flash more than three times per second.
Level AOperable
What it means
Content must not flash more than three times per second.
How to meet it
Avoid rapid flashing; keep any flashing below the general/red flash thresholds.
How AccessScan checks this
This criterion needs a rendered page or human judgement (for example colour contrast, focus visibility, or media review), so it’s part of manual testing and our upcoming deep scan rather than the free static scan.
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