Principle 1 – Perceivable

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Conformance Levels

Description

Information and user interface components must be presentable to users in ways they can perceive.

Questions & Answers

How do I know whether an image of text is decorative?

Success Criterion 1.4.9: Images of Text (No Exception) states that text “used for pure decoration” is one of the few allowed uses for images of text. How do I know whether text is decorative?

  • decorative images
  • images
  • text

What is ARIA?

What is ARIA? I know it's related to web accessibility, but what does it do?

  • aria
  • aria attributes

Are running headers in a PDF accessible?

My question is about a pdf. Should a running header be read by a screen reader? If it should be read, should the screen reader describe it as a running header? Or is reading it as is ok?  

  • PDF
  • running header

Is it an accessibility issue to hide content from mobile users?

My website has a form that disappears on small mobile screens to save space, but this is also causing it to disappear at large zoom sizes on desktops. Since I don't intend to have the form available to everyone anyway, is that really a Web...

  • mobile
  • reflow
  • wcag