Accessibility Tips

Accessibility Tips

Starting in March 2015, Deque University began to publish accessibility tips weekly. This is the archive of those tips.

• Add a "Skip Navigation" Link to Help Keyboard Users Reach Main Content Faster
• Alert Users to Errors that Prevent Form Validation
• Alt Text Should Describe the Purpose of the Image, Not Necessarily the Image Itself
• Learn to Use VoiceOver on your Mac
• Using ARIA Keyboard Patterns for Interactive Widgets
• Add A Caption Track to Videos to Benefit Deaf Viewers
• MathML Cloud is a Free Online Tool for Creating Accessible Math
• Check Text and Background for Sufficient Color Contrast
• Don't Use Color Alone to Convey Meaning
• Communicate Relationships Between Elements to AT Users
• Considerations for Low Vision Users
• Use Page Titles to Improve Navigability
• Hire Real People with Disabilities for QA Testing
• Identify Languages of HTML Documents
• Clearly Identify Required Form Fields
• Ensure all interactive features are keyboard-accessible
• Use link text that make sense when read out of context
• Use Appropriate Semantic Markup for Lists
• Create a Logical Outline with Headings
• Manage Accessibility through Organizational Policy
• Manage Focus for Natural Web Page Interaction
• Media Player Controls Should Be Keyboard Accessible, Screen Reader Compatible
• Be Sure to Provide Titles for Iframes
• Simplify Data Tables to Just Column Headers, if Possible
• Static Content Should Be Logical Without CSS and Images
• Avoid Using Tabindex with Positive Numbers
• Add Text Transcripts for Video and Audio Elements
• When It's Possible, Use Existing Non-ARIA Elements for Names and Labels
• Use Real Text Rather than Text in Images
• Use Valid Markup to Prevent Possible Accessibility Issues
• Use Both Visual and Non-Visual Methods to Emphasize Content
• Web Design Considerations for Cognitive Disabilities
• Provide Alternatives for Timed Web Content
• Provide Long Descriptions for Complex Images
  • Long Description for the chart: Josephine's Squirrel Sightings, by Month
• Enhancing Visual Focus for the Sighted Keyboard User
• Make Sure PDF Documents are Tagged for Accessibility
• Consider Using Text, Audio Descriptions to Enhance Video Accessibility
• Announce Web Page Changes to Screen Reader Users
• Ensure ATs Ignore Images that are Purely Decorative and Repetitive
• FireEyes is a free tool for web evaluating accessibility in the DOM
• MS Word documents often require accessibility touchup after exporting to other formats
• Use Labels for Forms to Maximize Screen Reader Compatibility