accessibilitylisted

# Accessibility Skills ## Overview Web accessibility (a11y) ensures websites are usable by everyone, including people with disabilities. Accessible design benefits all users and is often required by law. ## WCAG Principles (POUR) | Principle | Description | Examples | |-----------|-------------|----------| | **P**erceivable | Info must be presentable to users | Alt text, captions, contrast | | **O**perable | UI must be operable by everyone | Keyboard access, timing | | **U**nderstandable | Info and UI must be understandable | Clear labels, error handling | | **R**obust | Content must work with assistive tech | Valid HTML, ARIA | ## WCAG Conformance Levels | Level | Description | Target Audience | |-------|-------------|-----------------| | **A** | Minimum accessibility | Basic requirements | | **AA** | Recommended standard | Most organizations (legal requirement) | | **AAA** | Enhanced accessibility | Specialized applications | ## Key Statistics - 15% of world population has a disability - 1 in 4 adults in the US has a disability - 8% of men have color blindness - By 2030, 1.4 billion people will be over 60 ## Categories ### Fundamentals Core accessibility concepts: - **WCAG Overview** - Understanding the guidelines - **Accessibility Principles** - POUR principles in detail - **Disability Types** - Understanding user needs ### HTML Semantic structure: - **Semantic HTML** - Using proper elements - **Landmarks** - Page regions for navigation - **Headings** - Document