All WCAG criteria
WCAG 3.2.4 · UnderstandableLevel AA

3.2.4Consistent Identification

Components with the same functionality must be identified consistently (same label, same icon, same accessible name).

Common failures

Patterns that fail this criterion.

  • 01Search labeled "Search" on one page and "Find" on another
  • 02Same trash icon used for "Delete" on one page and "Archive" on another
How to test

Testing approach: manual.

Manual — note labels and icons used for repeated actions; confirm consistency.

How to fix

Remediation steps.

  1. 1

    Define a UI vocabulary

    Same action = same name + same icon throughout the app.

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Related criteria

Often appears with…

WCAG 3.2.3 · Level AA

Consistent Navigation

All 50 WCAG 2.1 Level A + AA success criteria explained.

View the full checklist