Make sure you have a minimum 3:1 color contrast ratio for user interface components and states and graphical objects that convey meaningful information.

What you need to know

• Just as text must have sufficient color contrast, other page elements that convey information or provide for interaction must have sufficient contrast.

What you need to do

• Check the contrast for icons, graphs, buttons, focus indicators, etc. for a 3:1 color contrast ratio.

Reference

Read the full explanation of success criterion 1.4.11 on W3.org.

Related Resource

Check out “Evaluating Color and Contrast – How Hard Can It Be?” from WebAIM for more information about this success criterion.