Rule: Radio button and checkbox target size (Minimum)

Rule ID Target Size 5
Conformance Required
Definition Radio button and checkbox activation areas are at least 24 by 24 CSS pixels.
Purpose
  • The intent of this success criterion is to help users who may have trouble activating a small target because of hand tremors, limited dexterity or other reasons. If the target is too small, it may be difficult to aim at the target.
  • Mice and similar pointing devices can be hard to use for these users, and a larger target will help them greatly in having positive outcomes on the web page.
Conformance Required
WCAG Success Criteria

Success Criterion 2.5.8 Target Size (Minimum)

Other Related Success Criterion:

Rule Category Forms
Rule Scope Element
Techniques
  • Use CSS to increase the dimensions of the radio buttons and/or checkbox or the associated label elements to at least 24 by 24 pixels.
Information Links