Web Content Accessibility Guidelines (WCAG) 2.0

WCAG 2.0 covers a wide range of recommendations for making Web content more accessible. Following these guidelines will make content accessible to a wider range of people with disabilities, including blindness and low vision, deafness and hearing loss, learning disabilities, cognitive limitations, limited movement, speech disabilities, photosensitivity and combinations of these.

Table of Contents

  • WCAG 2.0 Layers of Guidance
  • WCAG 2.0 Supporting Documents
  • Important Terms in WCAG 2.0
    • 1.1 Provide text alternatives for any non-text content so that it can be changed into other forms people need, such as large print, braille, speech, symbols or simpler language.
    • 1.2 Provide alternatives for time-based media.
    • 1.3 Create content that can be presented in different ways (for example simpler layout) without losing information or structure.
    • 1.4 Make it easier for users to see and hear content including separating foreground from background.
    • 2.1 Make all functionality available from a keyboard.
    • 2.2 Provide users enough time to read and use content.
    • 2.3 Do not design content in a way that is known to cause seizures.
    • 2.4 Provide ways to help users navigate, find content, and determine where they are.
    • 3.1 Make text content readable and understandable.
    • 3.2 Make Web pages appear and operate in predictable ways.
    • 3.3 Help users avoid and correct mistakes.
    • 4.1 Maximize compatibility with current and future user agents, including assistive technologies.
  • Conformance Requirements
  • Conformance Claims (Optional)
  • Statement of Partial Conformance - Third Party Content
  • Statement of Partial Conformance - Language


  • Appendix A: Glossary (Normative)
  • Appendix B: Acknowledgments
  • Appendix C: References

Date: 12/01/2008
Author: Ben Caldwell; Michael Cooper; Loretta Guarino Reid; Gregg Vanderheiden
Organization: World Wide Web Consortium (W3C)
Reference: http://www.w3.org/TR/WCAG20/
Only for Members: No
Content type: Tools
Tags: technology, deaf people, disabilities, aids, blindness, hearing impaired, sensory disabilities, best practices, low vision, visually impaired, senior generation, hearing loss
Categories: Aids & Appliances