WCAG 2.0 success criteria applicability
The following is a list of the Web Content Accessibilitylines (WCAG) 2.0 success criteria and the most common applicable types of web page content for each. Note that this list is not exhaustive and is intended as a guide only.
1. Perceivable
1.1.1 Non-text content
1.2.1 Audio-only and Video-only (Prerecorded)
- Video (no audio)
- Audio (no video)
- Animated Images
1.2.2 Captions (Prerecorded)
- Video (with Audio)
1.2.3 Audio Description or Media Alternative (Prerecorded)
- Video (with Audio)
1.2.4 Captions (Live)
- Video (with Audio)
1.2.5 Audio Description (Prerecorded)
- Video (with Audio)
1.3.1 Info and Relationships
- Tables
- Forms
- Headings
- Quotations
- Lists
1.3.2 Meaningful Sequence
- All Content
1.3.3 Sensory Characteristics
- All Content
1.4.1 Use of Color
1.4.2 Audio Control
- Audio
1.4.3 Contrast (Minimum)
- All Content using Colour
1.4.4 Resize text
- All Text Content
1.4.5 Images of Text
2. Operable
2.1.1 Keyboard
2.1.2 No Keyboard Trap
2.2.1 Timing Adjustable
- Forms
- Web Applications
2.2.2 Pause, Stop, Hide
- Animated Images
- Video
- Audio
- Any content that changes or moves automatically.
2.3.1 Three Flashes or Below Threshold
- Animated Images
- Video
2.4.1 Bypass Blocks
2.4.2 Page Titled
2.4.3 Focus Order
2.4.4 Link Purpose (In Context)
2.4.5 Multiple ways
2.4.6 Headings and Labels
2.4.7 Focus Visible
3. Understandable
3.1.1 Language of Page
3.1.2 Language of Parts
- Quotations
- Any content where a change of natural language occurs
3.2.1 On Focus
3.2.2 On Input
- Forms via Keyboard
3.2.3 Consistent Navigation
3.2.4 Consistent Identification
3.3.1 Error Identification
3.3.2 Labels or Instructions
3.3.3 Error Suggestion
3.3.4 Error Prevention (Legal, Financial, Data)
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