WCAG 1.4.12
Level AA
Perceivable
1.4.12 Text Spacing
No loss of content when users override line height, paragraph, letter and word spacing.
What 1.4.12 Text Spacing means
Users with dyslexia or low vision can widen spacing without breaking the layout.
How to test
Apply the WCAG text-spacing bookmarklet and confirm nothing is clipped or overlapping.
How to meet it
Avoid fixed heights on text containers; allow content to grow; use overflow that does not clip.
Need help meeting 1.4.12?
Our IAAP-certified team audits your website and apps against every WCAG 2.2 criterion and delivers code-level remediation.
Official reference: Understanding 1.4.12 Text Spacing (W3C)
More Perceivable criteria
1.1.1 Non-text Content
1.2.1 Audio-only and Video-only (Prerecorded)
1.2.2 Captions (Prerecorded)
1.2.3 Audio Description or Media Alternative (Prerecorded)
1.2.4 Captions (Live)
1.2.5 Audio Description (Prerecorded)
1.3.1 Info and Relationships
1.3.2 Meaningful Sequence
1.3.3 Sensory Characteristics
1.3.4 Orientation
1.3.5 Identify Input Purpose
1.4.1 Use of Color
1.4.2 Audio Control
1.4.3 Contrast (Minimum)
1.4.4 Resize Text
1.4.5 Images of Text
1.4.10 Reflow
1.4.11 Non-text Contrast
1.4.13 Content on Hover or Focus