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Detailed guides with interactive examples and implementation code
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Each success criterion guide provides comprehensive coverage including detailed explanations, interactive examples, testing methods, implementation code, and additional resources. We're starting with the first 10 criteria covering Level A and Level AA requirements.
Interactive Examples
See good and bad implementations
Testing Methods
Manual and automated testing approaches
Implementation Code
HTML, CSS, React examples
All non-text content has appropriate text alternatives that serve the equivalent purpose.
Provide alternatives for prerecorded audio-only and video-only content.
Captions are provided for all prerecorded audio content in synchronized media.
Audio description or full text alternative is provided for prerecorded video content.
Information, structure, and relationships can be programmatically determined.
Content can be presented in a meaningful sequence without losing meaning.
Instructions don't rely solely on sensory characteristics of components.
Color is not used as the only visual means of conveying information.
Text has a contrast ratio of at least 4.5:1 (3:1 for large text).
Text can be resized up to 200% without loss of content or functionality.
We're continuously adding more detailed guides for each WCAG success criterion. Each guide includes comprehensive examples, testing methods, and implementation code to help you build accessible web applications.