WCAG 2.1 at a Glance

WCAG 2.1 at a Glance

Summary

This page provides a paraphrased summary of Web Content Accessibility Guidelines (WCAG) 2.1. For the normative technical specification,

Please see the following key resources for learning and using WCAG 2.1:

WCAG 2 Overview

How to Meet WCAG 2 (Quick Reference) — A customizable quick reference to Web Content Accessibility Guidelines (WCAG) 2 requirements (success criteria) and techniques

Perceivable

Provide text alternatives for non-text content.

Provide captions and other alternatives for multimedia.

Create content that can be presented in different ways, including by assistive technologies, without losing meaning.

Make it easier for users to see and hear content.

Operable

Make all functionality available from a keyboard.

Give users enough time to read and use content.

Do not use content that causes seizures or physical reactions.

Help users navigate and find content.

Make it easier to use inputs other than keyboard.

Understandable

Make text readable and understandable.

Make content appear and operate in predictable ways.

Help users avoid and correct mistakes.

Robust

Maximize compatibility with current and future user tools.

Other Versions

WCAG 2.0 at a Glance has two differences from above:

“Do not use content that causes seizures or physical reactions.” does not include “or physical reactions”.

It does not include “Make it easier to use inputs other than keyboard.”