Web Accessibility and Ageing
Improving the User Experience with WCAG 2.0

Andrew Arch
Web Accessibility and Ageing Specialist
WAI-AGE Project
W3C Web Accessibility Initiative (WAI)


W3C LogoPresented at W3C Info-kommunikációs Akadálymentességi Műhelykonferencia
Budapest, November 2008



6th Framework Programme 2002 - 2006
W3C as letters on 3 plastic buttons from a keyboard

W3C Hungary - Accessibility Day 2008

Presentation Overview

World Wide Web Consortium - W3C

Leading the Web to Its Full Potential ...

Web Accessibility Initiative - WAI

Web accessibility

Means that individuals with disabilities can access and use the Web as effectively as people who don't have disabilities.

More specifically it means people with disabilities can:

Including older users

Accessibility components

illustration showing the guidelines for the different components, detailed description at http://www.w3.org/WAI/intro/components-desc.html#guide

Discussion of component interactions

Achieving accessibility

Authoring tools are key:

Who develops WAI Guidelines

W3C LogoWAI Logo

WCAG 2.0 almost released

WCAG 2.0

Web Content Accessibility Guidelines 2.0

WCAG 2.0 Structure

Principles: POUR

  1. Perceivable
  2. Operable
  3. Understandable
  4. Robust


WCAG 2.0 Documents

RElationship of different WCAG 2.0 documents

See the description of the different WCAG 2.0 documents

Quick Reference screen shot

Example: Color contrast success criteria

Screen shot from the Quick Reference at success criteria 1.4.3. 
The success criteria text is labeled Success Criteria. There are circles around Sufficient Techniques, Common Failures, Advisory Techniques.

See: How to Meet WCAG 2.0

Additional Benefits

Mobile Web

Ageing community

Mobile Web

High overlap between requirements for mobile devices and people with disabilities:

Ageing Impacts

Demographic changes in Europe:

Changing abilities with age:

WAI-AGE Project

EC FP6 project focused on:

WAI-AGE Literature review

We found the literature:

WCAG 2.0 addresses these

Future WAI-AGE Work

Development of educational and outreach materials.

Currently working on:

Participation welcome

Thank you and Questions

Contact Details:


6th Framework Programme 2002 - 2006