Website accessibility checklist (WCAG 2.2 AA)

A working checklist in plain language. Ticks are saved in this browser only.

Perceivable

• 1.1.1 Every meaningful image has a text alternative; decorative images are hidden from assistive tech
• 1.2.2 Prerecorded video has captions
• 1.3.1 Headings, lists, tables and form labels use real HTML structure
• 1.4.3 Text contrast is at least 4.5:1 (3:1 for large text)
• 1.4.4 Text can be zoomed to 200% without losing content
• 1.4.10 Content reflows at 320px wide without horizontal scrolling
• 1.4.11 Buttons, inputs and focus indicators have 3:1 contrast

Operable

• 2.1.1 Everything works with a keyboard alone
• 2.1.2 Keyboard focus is never trapped
• 2.4.1 A skip link lets keyboard users bypass the navigation
• 2.4.3 Focus order follows the visual order
• 2.4.4 Link text makes sense out of context
• 2.4.7 Keyboard focus is clearly visible
• 2.4.11 Focused items are not hidden behind sticky headers (WCAG 2.2)
• 2.5.8 Click targets are at least 24 by 24 CSS pixels (WCAG 2.2)

Understandable

• 3.1.1 The page language is set (html lang)
• 3.2.3 Navigation is consistent across pages
• 3.3.1 Form errors are identified in text
• 3.3.2 Inputs have visible labels and instructions
• 3.3.7 Do not ask users to re-enter information you already have (WCAG 2.2)
• 3.3.8 Login does not rely on solving a puzzle or memorizing (WCAG 2.2)

Robust

• 4.1.2 Custom controls expose name, role and state
• 4.1.3 Status messages are announced without moving focus

About this tool

The numbers are WCAG success criteria. Automated tools catch only part of these issues, so also test with a keyboard and a screen reader. This is a working aid, not a conformance audit or legal advice.