WCAG 2.2 (Web Content Accessibility Guidelines 2.2) is the latest version of accessibility standards published by W3C. It builds upon WCAG 2.1 and includes additional success criteria to make web content more accessible, particularly for users with cognitive disabilities and mobile devices.

How many WCAG guidelines are there?

WCAG 2.2 contains 127+ accessibility guidelines organized under 4 principles: Perceivable, Operable, Understandable, and Robust (POUR). Each guideline has testable success criteria at Level A, AA, or AAA.

What is the European Accessibility Act (EAA)?

The European Accessibility Act (EAA) is EU legislation requiring digital products and services to meet accessibility standards. It mandates WCAG 2.1 Level AA compliance for websites, mobile apps, and e-commerce platforms, with enforcement beginning June 2025.

What are the 4 principles of WCAG?

WCAG is organized around 4 core principles (POUR): 1) Perceivable - Information must be presentable to users in ways they can perceive, 2) Operable - Interface components must be operable by all users, 3) Understandable - Information and operation must be understandable, 4) Robust - Content must work with current and future technologies.

What is the difference between WCAG Level A, AA, and AAA?

WCAG has 3 conformance levels: Level A (minimum accessibility, addresses major barriers), Level AA (standard target for most organizations, addresses common barriers), and Level AAA (highest level, recommended for specialized content). Most legislation including EAA requires Level AA compliance.

Accessibility Guidelines Explained

A practical WCAG guide covering requirements, code examples, and testing considerations to help teams understand and implement accessible interfaces.

These accessibility guidelines complement the official WCAG 2.2 standards. Each guide provides actionable, developer-focused explanations with real-world code examples to help you identify and resolve accessibility issues effectively.

Browse by WCAG principle or search for specific guidelines to find detailed implementation guidance, code examples, and testing strategies.

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