6. Accessibility basics

Objectives

Be familiar with issues faced by people with disabilities and understand the basics of web accessibility including WAI-ARIA.

Complete the following:

1. Scan

   • MDN’s What is accessibility? page for an overview of accessibility and why it’s important.

   • MDN’s Handling common accessibility problems

2. Watch

   • Understanding the diversity of users [3:46 minutes]

   • UCSF’s Screen Reader Demo for Digital Accessibility [4:44 minutes]

6.1. Guidelines for assignments

• Use heading tags to allow a user to jump through a document

• Use meaningful text in hyperlinks

• Add alt attributes to images

• Identify document language

• Don’t use tables for layout

6.2. Sample accessibility websites

Tooltester’s:

• Worlds most accessible websites

• World’s least accessible websites

6.3. Learn more

• The a11y project

• The WebAIM Million - annual accessibility analysis of top 1 million home pages