1. What is web accessibility?
Web Accessibility is about whether all people, irrespective of ability, can access all the information in websites – including images and video, text, downloadable text, audio, video, etc.
2. How do persons with disabilities use websites?
Different disabilities require different techniques and tools:
- Visually impaired persons use screen reading software and screen magnifiers;
- Physically impaired persons use voice control software and modified keyboards;
- Hearing impaired persons require to text transcripts of audio content, subtitles on video contents and descriptive audio;
- Persons with cognitive disabilities require to have websites of simple content and structure, and be given adequate time to understand what they read.
3. Are there international web accessibility standards?
The World Wide Web Consortium (W3C) Web Accessibility Initiative (WAI) outlines requirements and criteria for success for accessible web content under the Web Content Accessibility Guidelines 2.0 (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. Following these guidelines will also often make web content more usable to users in general.
This document outlines some of the web content guidelines and how to achieve WCAG 2.0 compliance.