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closure-implied-shapes

Design forms that exploit closure — suggesting shapes through partial outlines, negative space, or strategic gaps so the user's perception completes them. Use when designing icons that need to read at small sizes, logos that need memorability, illustrations with restraint, card layouts with implied containment, or charts with implied structure. The art is suggesting just enough that the user perceives the whole, without leaving so little that they perceive nothing.

plugins/HDeibler/universal-design-principles/plugins/perception-and-hierarchy-principles/skills/closure-implied-shapes/SKILL.md

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# Closure — implied shapes

Designing for closure is the art of suggesting forms with the minimum visual that the user's perception can complete. A logo with hidden negative-space shapes; an icon with partial outlines that imply the whole; a card layout where containment is inferred rather than drawn.

The work is calibration. Too little visual cue and the closure fails — users see fragments rather than wholes. Too much and you've drawn the form completely, foregoing the elegance and economy of suggestion.

## How implied shapes work

The user's visual system completes incomplete forms automatically. Your job as a designer is to provide enough cues that the completion happens reliably.

The cues that aid closure:

**Strategic gaps.** A circle with small breaks in its outline still reads as a circle. The gaps shouldn't be so large that the form fragments.