It is the same as 2.3.1, except that exceptions are not allowed. If 2.3.1a is met, it may be considered conforming, but this judgment is strict, please be careful as even 1 pixel size is not allowed.
| Principle | Operable | User interface components and navigation must be operable. |
|---|---|---|
| Guideline | Seizures | Do not design content in a way that is known to cause seizures. |
| Criterion | Three Flashes (2.3.2 AAA) |
Web pages do not contain anything that flashes more than three times in any one second period. |