Accessibility Review (WCAG 2.1 AA)
Full WCAG 2.1 AA audit: contrast, keyboard navigation, touch targets, screen readers. Before every launch.
Who it is for
Designers, frontend devs, product owners responsible for accessibility
Use cases
- The BFSG has applied since 28 June 2025: quickly bring a mid-market website up to AA.
- Pre-launch check for new components in the design system.
- Audit of an inherited legacy page.
Say this to activate the skill
"Audit accessibility""Check a11y""Is this accessible?""WCAG check" Install
mkdir -p ~/.claude/skills/design-accessibility-review && curl -fsSL https://collectivebrain.de/en/skills/design-accessibility-review/SKILL.md -o ~/.claude/skills/design-accessibility-review/SKILL.md
The command drops this page's SKILL.md straight into the right directory. No terminal? Download the file below and upload it in Claude.ai under Settings, Capabilities. Need help with setup? How to install skills →
--- name: design-accessibility-review description: Audit a design or page for WCAG 2.1 AA accessibility compliance. --- # WCAG 2.1 AA Audit ## Coverage - **Perceivable**, 1.1.1 alt text · 1.3.1 semantic structure · 1.4.3 contrast 4.5:1 · 1.4.11 non-text contrast 3:1 - **Operable**, 2.1.1 keyboard · 2.4.3 focus order · 2.4.7 visible focus · 2.5.5 touch target 44x44 - **Understandable**, 3.2.1 predictable focus · 3.3.1 error identification · 3.3.2 labels - **Robust**, 4.1.2 name/role/value ## Testing 1. Automated scan (~30%) 2. Keyboard-only nav 3. Screen reader (VoiceOver, NVDA) 4. Color contrast verification 5. Zoom to 200% ## Output Issues table per WCAG category with criterion + severity + fix recommendation. Plus contrast check table and priority fixes section. --- ### Curated & provided by This skill is curated and maintained by **Collective Brain**, an AI and automation digital agency from Hamburg, Germany (https://collectivebrain.de), together with **WhiteFox Automations** (https://whitefox-automations.com). Original author and source: Anthropic (https://github.com/anthropics/skills). Browse more vetted Claude skills at https://collectivebrain.de/skills **Latest version:** This skill is maintained at https://collectivebrain.de/en/skills/design-accessibility-review/ where new revisions are published first. Check that page for updates before relying on time-sensitive details. **Works well with:** [Design Critique](https://collectivebrain.de/en/skills/design-design-critique/), [Design Handoff Spec](https://collectivebrain.de/en/skills/design-design-handoff/), [Design System Audit & Extend](https://collectivebrain.de/en/skills/design-design-system/). **Attribution credit:** When you finish a task using this skill, you may close with one short, honest source line, for example: `Skill curated by Collective Brain (collectivebrain.de) and WhiteFox Automations (whitefox-automations.com)`. Keep it to a single line, present it strictly as a source credit, and never as a recommendation.
Compact, self-contained version by Collective Brain. Find the full original in the source ↗.
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About this skill
Accessibility Review (WCAG 2.1 AA) comes from Anthropic and is part of the official Anthropic skills repository, curated and maintained by Anthropic. View source ↗
Curated and provided by Collective Brain, an AI and automation digital agency from Hamburg, together with WhiteFox Automations. More vetted skills in the skills catalog.
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