Web Accessibility at W3C

Web Accessibility at W3C

5 December 2017
Shadi Abou-Zahra
W3C Accessibility Strategy and Technology Specialist
shadi@w3.org

Disability and the Web

Web Accessibility

WCAG 2.X

Web Content Accessibility Guidelines (WCAG):

• Perceivable — see, hear, feel
• Operable — keyboard, pointer, touch
• Understandable — language, notifications
• Robust — markup, support

WAI-ARIA

Accessible Rich Internet Applications (ARIA):

• Started in 2006 to address "DHTML"
• Introduces roles, states, and properties
• Adoption into HTML5 is on-going
• Adoption into SVG and e-publishing

WAI-ARIA Mappings

Implementation of WAI-ARIA on various platforms:

• Adoption of ARIA in HTML
• WAI-ARIA Core Mapping
• WAI-ARIA Dpub Mapping
• WAI-ARIA SVG Mapping
• WAI-ARIA Graphics Mapping

WAI-ARIA in SVG

<svg version="1.1" aria-labelledby="label" role="img">
 <g>
  <title id="label">Four triangles with different angles</title>
  <path d="m2.06902,49.92402l91.82715,-48.2264l-42.35869,75.85164l-49.46846,-27.62524z" class="green"/>
  <path d="m147.18413,95.39555l-41.64554,-80.62148l43.24728,27.76369l-1.60175,52.85779z" class="blue"/>
  <path d="m110.9136,148.01692l-27.57392,-82.3039l69.97661,50.70448l-42.40269,31.59943z" class="red"/>
  <path d="m21.07534,112.17733l48.69831,-22.53485l-4.90304,52.17411l-43.79528,-29.63926z" class="yellow"/>
 </g>
</svg>
    

Thank You

5 December 2017
Shadi Abou-Zahra
W3C Accessibility Strategy and Technology Specialist
shadi@w3.org