Making accessibility standards easy to understand, one success criterion at a time.

disability: Cognitive

Promotes web accessibility for people with memory, attention, or learning differences.

WCAG 2.1, 2.2 Level A

2.1.4 Character Key Shortcuts

Keyboard shortcuts should use modifier keys, like ctrl, command, or alt/option.

Keyboard
Cognitive, Physical/Motor, Visual
Code
WCAG 2.0, 2.1, 2.2 Level A

2.2.1 Timing Adjustable

Time limits should be avoided unless they’re able to be extended.

Forms, Sensory
Cognitive, Visual
Code
WCAG 2.0, 2.1, 2.2 Level A

2.2.2 Pause, Stop, Hide

Automatically moving/animating content that lasts more than 5 seconds should be able to be stopped or hidden.

Sensory
Cognitive, Visual
Code, Content, Design
WCAG 2.0, 2.1, 2.2 Level AAA

2.2.3 No Timing

Unless it’s a live broadcast or something else that’s happening in real time, there are no time constraints placed on the user.

Forms, Sensory
Cognitive, Visual
Code
WCAG 2.0, 2.1, 2.2 Level AAA

2.2.4 Interruptions

Pop-ups, notifications, and other interruptions can be switched off.

Sensory
Cognitive, Visual
Code, Design
WCAG 2.0, 2.1, 2.2 Level AAA

2.2.5 Re-authenticating

If a logged-in session expires mid-way through a task, any data entered after expiry is kept, so that they don’t have to re-enter it when they log in again.

Forms
Cognitive, Visual
Code
WCAG 2.1, 2.2 Level AAA

2.2.6 Timeouts

A warning is shown if a logged-in session is about to expire.

Forms
Cognitive, Visual
Code
WCAG 2.0, 2.1, 2.2 Level A

2.3.1 Three Flashes or Below Threshold

Flashing content must not exceed three flashes per second unless it is within safe limits.

Sensory
Cognitive, Visual
Content, Design
WCAG 2.0, 2.1, 2.2 Level AAA

2.3.2 Three Flashes

Flashing content must never exceed three flashes per second, without exceptions.

Sensory
Cognitive, Visual
Content, Design
WCAG 2.1, 2.2 Level AAA

2.3.3 Animation from Interactions

Animations triggered by interactions like button presses can be turned off.

Sensory
Cognitive, Visual
Code, Design