Mobile target-size quick reference
Recall target-size rules of thumb for small controls and dense toolbars.
Glyph vs. target What is the difference between icon size and hit area? A small icon can and often should sit inside a larger target. Rule of thumb What should you annotate for a dense icon button? Glyph size, button or hit-area size, spacing from neighboring targets, and accessible label. The screenshot does not show all four, so handoff must. Objection The large hit area wastes space. A teammate wants to shrink targets in a dense toolbar. Your line The visible icon can stay compact. The larger target prevents mistaps and supports users with less precise input. Solving visual density…
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