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WCAGAA

2.5.8 Target Size (Minimum) — The size of the target for pointer inputs is at least 24 by 24 CSS pixels, except when:

WCAG references
  • 2.5.8 Target Size (Minimum) (AA)

Official methodology to test criterion 2.5.8

Test 1 (2.5.8)

  1. ulist:
    • Spacing:Undersized targets (those less than 24 by 24 CSS pixels) are positioned so that if a 24 CSS pixel diameter circle is centered on the bounding box of each, the circles do not intersect another target or the circle for another undersized target;
    • Equivalent:The function can be achieved through a different control on the same page that meets this criterion;
    • Inline:The target is in a sentence or its size is otherwise constrained by the line-height of non-target text;
    • User Agent Control:The size of the target is determined by the user agent and is not modified by the author;
    • Essential:A particular presentation of the target is essential or is legally required for the information being conveyed.