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

Why can’t I use CSS :before and :after to insert content?

It's really very annoying that CSS pseudo element content, either :before or :after is outlawed. It is a really useful way of storing stock responses to activities, effectively creating global variables that have to be set only once. Eg html[lang="en"] [pageType="multichoice"] .wellDoneDiv::before{ content:"Well Done, that's...

  • CSS
  • css psuedo content

What WCAG color contrast guidelines apply to sub brand logos?

Our team is designing logos for a medical brand and we understand that LOGOS (assume primary logos, such as the Amazon logo) do not need to be ADA-Compliant, but what about subbrands that are typed out such as HEALTH BRAND | Insurance Plans?

  • branding
  • contrast
  • contrast ratios
  • text

What Is Synchronized Media?

What is synchronized media (1.2)? Is a video with audio considered synchronized?

  • audio
  • audio descriptions
  • captions
  • prerecorded video
  • video

Are Landmarks Required?

Are landmarks required? Do you have to have landmarks to comply with WCAG?

  • aria landmarks
  • landmarks

Images on Ecommerce Site

For ecommerce sites, when should images be coded as meaningful and when should they be coded as decorative?

  • alt tags
  • ecommerce
  • images

What is an audio description?

I've been told that I need to add an audio description to my videos, what does that mean? Will I need to have two different versions of the video?

  • audio
  • audio descriptions
  • prerecorded video
  • video
  • visual media