Accessibility

Overview

Web accessibility ensures that websites and applications are usable by everyone, including people with disabilities. This skill covers WCAG 2.1 compliance, semantic HTML, ARIA patterns, keyboard navigation, screen reader testing, visual accessibility, focus management, and automated testing.

This skill combines engineering implementation with design considerations - use when building accessible UIs, auditing compliance, or designing inclusive user experiences.

Instructions

1. WCAG 2.1 Compliance Checklist

WCAG is organized around four principles (POUR):