F80: Failure of Success Criterion 1.4.4 when text-based form controls do not resize when visually rendered text is resized up to 200%
Corpus WCAG 2.2Applies to WCAG 2.0, 2.1, 2.2Level AAAutomatable: partial
Summary: Failure of Success Criterion 1.4.4 when text-based form controls do not resize when visually rendered text is resized up to 200%
Why it fails: This page reproduces the F80 failure pattern so auditors can verify detection against 1.4.4.
Failure technique
Understanding
Quickref
Zoom the page to 200% — the input keeps fixed pixel sizing and does not scale with text.
Intentional failure — audit this region
F80
<label for="f80-field">Reference code</label>
<input type="text" id="f80-field" class="f80-field" value="ABC-123">Expected audit result
- 1.4.4: fail — Specimen demonstrates failure of 1.4.4.
Manual check: Confirm the specimen demonstrates the documented F80 failure in isolation.