WCAG 2 at a Glance

Please see the following key resources for learning about WCAG 2:

• WCAG 2 Overview
• The WCAG 2 Documents

The normative technical specifications are at www.w3.org/TR/WCAG22 and www.w3.org/TR/WCAG21

Guidelines

Versions

This page has summaries at the guideline level. The guidelines are the same in WCAG 2.1 and WCAG 2.2. To learn about the new success criteria, see What’s New in WCAG 2.2.

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.”