Colour contrast in Word

This information relates to criterion 1.4.3 Contrast (minimum), which states:

The visual presentation of text and images of text has a contrast ratio of at least 4.5:1, except for the following:
  • Large Text: large-scale text and images of large-scale text have a contrast ratio of at least 3:1;
  • Incidental: Text or images of text that are part of an inactive user interface component, that are pure decoration, that are not visible to anyone, or that are part of a picture that contains significant other visual content, have no contrast requirement.
  • Logotypes: Text that is part of a logo or brand name has no contrast requirement.

Guidance video

The following video demonstrates two free online tools and shows you how to use them to check and amend colour contrast in Word.


Free contrast checkers

The free online contrast checkers shown in the video can be accessed via the following links: