| name | accessibility-checker |
| description | Audit web pages for WCAG 2.1 compliance. Use when the user asks about accessibility, a11y, WCAG, screen readers, or contrast issues. |
Accessibility Checker
Audit web applications for WCAG 2.1 compliance and accessibility issues.
Description
This skill performs accessibility audits on web pages, checking against WCAG 2.1 guidelines (Level A and AA). It identifies issues, explains their impact on users with disabilities, and provides specific remediation guidance.
Instructions
When the user provides a URL or HTML content:
- Structural Audit: Check the HTML structure for semantic correctness
- WCAG Compliance Check: Evaluate against key WCAG 2.1 criteria
- Assistive Technology Testing: Verify screen reader compatibility
- Keyboard Navigation: Test tab order and keyboard operability
- Generate Report: Provide findings with severity, WCAG criterion, and fix
Checklist
Perceivable (WCAG 1.x)
Operable (WCAG 2.x)
Understandable (WCAG 3.x)
Robust (WCAG 4.x)
Output Format
# Accessibility Audit Report
**URL**: [url]
**Date**: [date]
**Standard**: WCAG 2.1 Level AA
## Compliance Summary
| Level | Criteria Checked | Pass | Fail | N/A |
|-------|-----------------|------|------|-----|
| A | X | X | X | X |
| AA | X | X | X | X |
## Issues Found
### [SEVERITY] Issue Title
- **WCAG Criterion**: [number and name]
- **Level**: A / AA
- **Element**: [HTML element or selector]
- **Issue**: [Description]
- **Impact**: [Who is affected and how]
- **Fix**: [Specific code change needed]
Example Usage
Run an accessibility audit on https://mysite.com/login
Check this HTML form for WCAG 2.1 AA compliance: [paste HTML]