A11ying with Sanna - Web Content Accessibility Guidelines a guide to the accessibility requirements
2 Operable

2.1.3 Keyboard (No Exception)

Conformance level: AAA
Criterion released in WCAG version: 2.0

Official description of the success criterion

All functionality of the content is operable through a keyboard interface without requiring specific timings for individual keystrokes.

What to do?

Ensure all functionality is operable through a keyboard without exception.

Why is it important?

Supports users who rely solely on keyboard navigation.

More about this criterion elsewhere

Understanding 2.1.3