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

theme: Sensory

Avoiding content that relies solely on sight, sound, or touch.

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 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
WCAG 2.2 Level AAA

2.4.13 Focus Appearance

Focus indicators are at least 2px thick and have a 3:1 contrast ratio against adjacent colors.

Keyboard, Sensory
Cognitive, Physical/Motor, Visual
Code, Design
WCAG 2.0, 2.1, 2.2 Level AA

2.4.7 Focus Visible

There’s visible keyboard focus styling to indicate which element you’re currently focused on.

Keyboard, Sensory
Cognitive, Physical/Motor, Visual
Code, Design