wcag-audit-patternslisted

# WCAG Audit Patterns Comprehensive guide to auditing web content against WCAG 2.2 guidelines with actionable remediation strategies. ## When to Use This Skill - Conducting accessibility audits - Fixing WCAG violations - Implementing accessible components - Preparing for accessibility lawsuits - Meeting ADA/Section 508 requirements - Achieving VPAT compliance ## Core Concepts ### 1. WCAG Conformance Levels | Level | Description | Required For | |-------|-------------|--------------| | **A** | Minimum accessibility | Legal baseline | | **AA** | Standard conformance | Most regulations | | **AAA** | Enhanced accessibility | Specialized needs | ### 2. POUR Principles ``` Perceivable: Can users perceive the content? Operable: Can users operate the interface? Understandable: Can users understand the content? Robust: Does it work with assistive tech? ``` ### 3. Common Violations by Impact ``` Critical (Blockers): ├── Missing alt text for functional images ├── No keyboard access to interactive elements ├── Missing form labels └── Auto-playing media without controls Serious: ├── Insufficient color contrast ├── Missing skip links ├── Inaccessible custom widgets └── Missing page titles Moderate: ├── Missing language attribute ├── Unclear link text ├── Missing landmarks └── Improper heading hierarchy ``` ## Audit Checklist ### Perceivable (Principle 1) ```markdown ## 1.1 Text Alternatives ### 1.1.1 Non-text Content (Level A) - [ ] All images have alt text - [ ]