Audio description
When a video has stretches where information is shown but not narrated, people who can’t see have no way to access the information.
Category: Canvas
Graphics with text
When we create a graphic element with letters or numbers embedded in it, that information often can’t be read by screen readers.
How to: Screen readers
You’ll hear a lot about making things accessible to screen readers, and it might make you wonder if we care about people with disabilities who aren’t blind. It’s true that screen readers, which parse through a web page’s underlying code and speak the content out loud, are critical to helping people with visual impairments use Continue Reading »
How to: Keyboard navigation
Checking that a page can be navigated without a mouse is one of the easiest accessibility tests you can do. It ensures that people who need to – or prefer to – navigate the web with their keyboard can get to the functionalities they need.
How to: Color contrast checker
We like the WebAIM color contrast checker because it includes an eyedropper tool that lets you sample colors from a graphic or image before you upload it to the web. Use it to make your graphics accessible before you finalize and share them.
Color contrast ratio comes from comparing the relative luminence of the foreground Continue Reading »
Documents (PDF)
Issue
PDFs created from scanned or inaccessible documents need to be “tagged” in order to make them accessible.
Who’s affected
Screen reader users, keyboard users
Standard
Guideline 1.3.1 Info and Relationships, Guideline 1.3.2 Meaningful Sequence
What to do
First, make sure you have a copy of Adobe Acrobat Pro DC on your computer. The Continue Reading »
Documents (Word, Docs)
Issue
Electronic documents (including those that people can download from your site or Canvas) are subject to the same accessibility requirements as websites.
Who’s affected
Screen reader users, people with low vision, people with cognitive disabilities
Standard
Guideline 1.3.1 Info and Relationships
What to do
In documents you’ll want to pay attention to:
- Heading
List formatting
Issue
A group of more than two related items is presented in paragraph form, separated by commas or is presented as a list but not marked up (coded) as a list.
Who’s affected
People with cognitive disabilities, screen reader users and anyone scanning the page. The bulleted or numbered (depending on the list) structure conveys Continue Reading »
Text description
When information is part of a graphic, include it in an alternate form.
Captions & Transcripts (video)
Make sure your video has text alternatives for people who can't hear it's spoken audio and other sound.