Accessibility · Legibility
Colour-blind people may miss links and warnings
About 1 in 12 men has some colour blindness. If colour is the only clue, they can miss links, errors or key details.
- Applies to
- every page
- Typical severity
- medium
- Effect on conversions
- medium
- Effort to fix
- Quick to fix
What to look for
Links in body text distinguished only by colour (no underline), required or error states shown only in red, or charts and status shown only by colour.
What good looks like
Meaning is also shown by text, icons, underlines or shape.
How to fix it
Underline links in your text, and add a word or icon wherever colour is used to show something, like an error.
Based on
- WCAG 2.2 success criterion 1.4.1 Use of Color
Related checks
AccessibilityWords on your photos are hard to readParts of the text get lost against the photo, so people with poor eyesight may not be able to read your message.AccessibilityPeople with poor eyesight struggle with faint textPale grey text and faint outlines on buttons and form fields are hard for many people to see.AccessibilityYour accessibility add-on may get in the wayThese add-ons don't fix the real problems, and they often clash with the tools disabled people already use to browse.
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