All WCAG 2.1 A and AA Success Criteria
Here are the details of all 50 success criteria. 30 are level A and 20 are level AA.
Perceivable
1.1 Text Alternatives
1.2 Time-based Media
- 1.2.1 Audio-only and Video-only (A)
- 1.2.2 Captions (Prerecorded) (A)
- 1.2.3 Audio Description or Media Alternative (A)
- 1.2.4 Captions (Live) (AA)
- 1.2.5 Audio Description (Prerecorded) (AA)
1.3 Adaptable
- 1.3.1 Info and Relationships (A)
- 1.3.2 Meaningful Sequence (A)
- 1.3.3 Sensory Characteristics (A)
- 1.3.4 Orientation (A)
- 1.3.5 Identify Input Purpose (AA)
1.4 Distinguishable
- 1.4.1 Use of Colour (A)
- 1.4.2 Audio Control (A)
- 1.4.3 Contrast (Minimum) (AA)
- 1.4.4 Resize Text (AA)
- 1.4.5 Images of Text (AA)
- 1.4.10 Reflow (AA)
- 1.4.11 Non-text Contrast (AA)
- 1.4.12 Text Spacing (AA)
- 1.4.13 Content on Hover or Focus (AA)
Operable
2.1 Keyboard Accessible
2.2 Enough Time
2.3 Seizures
2.4 Navigable
- 2.4.1 Bypass Blocks (A)
- 2.4.2 Page Titled (A)
- 2.4.3 Focus Order (A)
- 2.4.4 Link Purpose (In Context) (A)
- 2.4.5 Multiple Ways (AA)
- 2.4.6 Headings and Labels (AA)
- 2.4.7 Focus Visible (AA)
2.5 Input Modalities
- 2.5.1 Pointer Gestures (A)
- 2.5.2 Pointer Cancellation (A)
- 2.5.3 Label in Name (A)
- 2.5.4 Motion Actuation (A)
Understandable
3.1 Readable
3.2 Predictable
- 3.2.1 On Focus (A)
- 3.2.2 On Input (A)
- 3.2.3 Consistent Navigation (AA)
- 3.2.4 Consistent Identification (AA)
3.3 Input Assistance
- 3.3.1 Error Identification (A)
- 3.3.2 Labels or Instructions (A)
- 3.3.3 Error Suggestion (AA)
- 3.3.4 Error Prevention (Legal, Financial, Data) (AA)