Operable principle

This principle speaks to the need for web content to be functional and controllable by users of all abilities, using various assistive devices/technologies. It involves:

  • ensuring web pages have the same keyboarding functionality whether using keyboards, "puff and sip" devices, touch devices or other assistive software/hardware or gestures such as pinching, swiping, shaking, panning, etc.
  • giving users enough time to read and interact with the content
  • providing options to turn off, adjust or extend time limits
  • allowing users to pause, stop or hide moving content
  • designing content in a way that isn't known to cause seizures
  • enabling shortcut keys, navigable page elements, visual indication of keyboard focus, etc.

Applicable criterions