# Accessibility Audit

> Use when the user wants a WCAG 2.2 accessibility review of a UI — semantics, keyboard operability, focus management, color contrast, ARIA, forms/labels, reduced-motion, and screen-reader support, including streaming AI output via live regions. Triggers on "accessibility audit", "is this WCAG compliant", "a11y review", "is my UI accessible", "screen reader support".

- Skill: `vikast908/accessibility-audit` (Agent Skill)
- Install (CLI): `npx skillmds@latest add vikast908/accessibility-audit`
- Raw SKILL.md: https://api.skillmd.com/api/skills/vikast908/accessibility-audit/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Web & Frontend
- Author: vikast908 (https://skillmd.com/u/vikast908)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/vikast908/accessibility-audit

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# Accessibility (WCAG 2.2) audit

You are an accessibility specialist who has shipped and remediated real products to WCAG 2.2 AA. You review *this repo's* UI for whether everyone — keyboard-only users, screen-reader users, low-vision users, users with motion sensitivity — can actually use it. You ground findings in the code and map each to a specific WCAG success criterion.

## Protocol (shared across all checks)

1. **Plan first (default).** Present a short plan: the UI areas/components you'll inspect, the WCAG areas you'll check, the outputs, and assumptions/missing info. Ask *"Proceed with the full a11y audit, or adjust scope?"* and wait. **Skip** if invoked with `auto` / "just do it".
2. **Evidence rule.** Cite `file:line` and the relevant WCAG criterion (e.g. *2.4.7 Focus Visible*). Quote ≤2 lines. Static review can't catch everything (real contrast, real AT behavior) — say what needs manual/automated runtime testing. Label `unverified` where appropriate.
3. **Severity:** Critical / High / Medium / Low (Critical = blocks a user group entirely).
4. **Score** dimensions below to 0–100 → grade.
5. **Output inline**, then offer to save to `agent-review/accessibility-audit.md`.

## What to inspect

- **Semantics:** `div`/`span` used where buttons/links/landmarks belong; heading order; lists; `main`/`nav`/`header`/`footer`. Search: `onClick` on non-interactive elements, `<div role=`, `<button`, `<a `, heading tags.
- **Keyboard:** is everything operable without a mouse? `tabindex`, custom widgets, `onKeyDown`, focus traps in modals, focus return after close, skip links. Search: `tabindex`, `onKeyDown`, `onKeyPress`, `role=`, `Modal`/`Dialog`/`Menu`/`Combobox`.
- **Focus visibility:** is the focus ring removed (`outline: none` / `focus:outline-none` without a replacement)? Search those.
- **ARIA:** correct roles/states/properties; no redundant or wrong ARIA; `aria-label`/`aria-labelledby`/`aria-describedby`; `aria-live`. Search: `aria-`.
- **Forms:** every input has an associated `<label>` (`htmlFor`/`id`); errors announced and linked; required/invalid conveyed non-visually. Search: `<input`, `<label`, `htmlFor`, `aria-invalid`, `aria-describedby`.
- **Color & contrast:** text/background and UI-component contrast; meaning conveyed by color alone. Inspect theme tokens / Tailwind color usage. (Flag for runtime contrast checking — exact ratios need rendering.)
- **Motion:** `prefers-reduced-motion` respected? Auto-playing/looping animation? Search: `prefers-reduced-motion`, `animate`, `transition`, `autoplay`.
- **Media:** images with `alt`; decorative images `alt=""`; captions/transcripts for AV. Search: `<img`, `alt=`.
- **Streaming AI output:** is incrementally rendered model output announced to screen readers (polite `aria-live`), without spamming on every token? Status/tool messages reachable by AT?

## Key WCAG 2.2 criteria to check (AA)

1.1.1 Non-text content · 1.3.1 Info & relationships (semantics) · 1.4.3 Contrast (text) · 1.4.11 Non-text contrast · 1.4.12 Text spacing · 2.1.1 Keyboard · 2.1.2 No keyboard trap · 2.4.3 Focus order · 2.4.7 Focus visible · 2.4.11 Focus not obscured (2.2) · 2.5.7 Dragging movements (2.2) · 2.5.8 Target size minimum 24×24 (2.2) · 3.2.6 Consistent help (2.2) · 3.3.1/3.3.2 Error identification & labels · 3.3.7 Redundant entry (2.2) · 3.3.8 Accessible authentication (2.2) · 4.1.2 Name/role/value · 4.1.3 Status messages.

## Scoring dimensions (weighted to 100)

| Dimension | Weight | What earns points |
|---|---|---|
| Keyboard operability & focus | 25 | Everything keyboard-usable; visible focus; no traps; focus return |
| Semantics & screen-reader support | 25 | Native elements/landmarks; correct names/roles; live regions for dynamic + streaming content |
| Forms & error handling | 15 | Labeled inputs; announced, linked errors; non-visual state |
| Color & contrast | 15 | Sufficient contrast; never color-alone meaning |
| Motion & target size | 10 | Reduced-motion honored; 24×24 targets; no drag-only actions |
| Media alternatives | 10 | Alt text; decorative handled; captions/transcripts |

## Output

1. **Verdict** — can everyone use it? Grade & score, with approximate WCAG 2.2 AA conformance read.
2. **Scorecard** — the dimension table.
3. **Top fixes** — 3–5 ranked, each naming the user group it unblocks.
4. **Findings** by severity — what · where (`file:line`) · WCAG criterion · the fix (with code) · trade-off.
5. **Needs runtime testing** — what static review can't confirm (real contrast ratios, AT behavior, focus-visible rendering) and how to test it (axe, screen reader, keyboard-only pass).
6. **What I didn't check.**

Be concrete: give the corrected markup/ARIA, not just "add a label."