WCAG 2.1 Quick Reference
All success criteria at a glance with descriptions
Captions (Live)
Captions are provided for all live audio content in synchronized media.
Learn more →Audio Description (Prerecorded)
Audio description is provided for all prerecorded video content.
Learn more →Orientation
Content does not restrict its view and operation to a single display orientation.
Learn more →Identify Input Purpose
The purpose of each input field can be programmatically determined.
Learn more →Contrast (Minimum)
Text has a contrast ratio of at least 4.5:1 (3:1 for large text).
Learn more →Resize Text
Text can be resized up to 200% without loss of content or functionality.
Learn more →Images of Text
If the technologies can achieve the visual presentation, text is used instead of images of text.
Learn more →Reflow
Content can be presented without loss of information or functionality at 320px wide.
Learn more →Non-text Contrast
UI components and graphical objects have a contrast ratio of at least 3:1.
Learn more →Text Spacing
No loss of content or functionality occurs when adjusting text spacing properties.
Learn more →Content on Hover or Focus
Additional content triggered by hover or focus is dismissible, hoverable, and persistent.
Learn more →Multiple Ways
More than one way is available to locate a web page within a set of web pages.
Learn more →Headings and Labels
Headings and labels describe topic or purpose.
Learn more →Focus Visible
Any keyboard operable user interface has a mode of operation where the keyboard focus indicator is visible.
Learn more →Language of Parts
The human language of each passage or phrase in the content can be programmatically determined.
Learn more →Consistent Navigation
Navigational mechanisms that are repeated on multiple web pages occur in the same relative order.
Learn more →Consistent Identification
Components that have the same functionality within a set of web pages are identified consistently.
Learn more →Error Suggestion
If an input error is detected and suggestions for correction are known, then the suggestions are provided to the user.
Learn more →Error Prevention (Legal, Financial, Data)
For web pages that cause legal commitments or financial transactions, submissions are reversible, checked, or confirmed.
Learn more →Status Messages
Status messages can be programmatically determined through role or properties without receiving focus.
Learn more →Test your site against these criteria
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