WCAG 2.1

Web Content Accessibility Guidelines

Key points

1 Perceivable — information must be presentable in ways all users can perceive

2 Operable — interface components must be operable by keyboard and assistive tech

3 Understandable — content and operation must be understandable

4 Robust — content must work reliably across browsers and assistive technologies

Scan against WCAG 2.1

Who it applies to

The technical foundation behind ADA, Section 508, EAA and EN 301 549 — applicable to any website.

If you don't comply

Not a law itself, but the criteria nearly every accessibility regulation is measured against.

Tested against

Levels A · AA · AAA