Vitejs — Design Score: 75/100 (grade B)

vitejs.dev · 75/100 · grade B · top 90% of 313 measured design systems · measured live — not guessed

Strong typography & color foundation (86, 80) undercut by spacing fragmentation (61) and a dead primary button (0 contrast)—fix the CTA and grid adherence first.

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This is a static, crawlable rendering for search & AI engines. The interactive version — filters, live decode console, copy & export — is at https://mozaika.design/score/vitejs.dev.

The four measured dimensions

Typography & Hierarchy: 86/100
Color & Contrast: 80/100
Spacing & Layout: 61/100
Motion & Polish: 67/100

What we measured

Typography & Hierarchy — type ladder rhythm: 1.25× · 1.20× · 2.22× · 1.12× (29.9/35)
Typography & Hierarchy — weight contrast: [400, 500] (spread 100) (11.4/20)
Typography & Hierarchy — body line-height: 1.56 (15.0/15)
Typography & Hierarchy — heading line-height: 1.12 (10.0/10)
Typography & Hierarchy — size discipline: 5 (20.0/20)
Color & Contrast — body text contrast (WCAG): 17.88:1 (30.0/30)
Color & Contrast — primary button contrast: 1.00:1 (0.0/10)
Color & Contrast — accent discipline: 2 (20.0/20)
Color & Contrast — surface coverage: 90% dominant (20.0/20)
Color & Contrast — scheme consistency: dark (10.0/20)
Spacing & Layout — spacing grid: 8px grid · 63% confidence (22.1/35)
Spacing & Layout — grid adherence: 7/12 on 8px (14.6/25)
Spacing & Layout — structure & responsive: 1 breakpoints (12.0/15)
Motion & Polish — motion tokens: 150ms dominant (25.0/25)
Motion & Polish — choreography: 0 reveal candidates (10.0/20)

Every line above is read from the live DOM — the exact contrast ratio, the detected spacing grid, the forced hover states — not an AI's guess from a screenshot.

Top fixes

Restore primary button contrast to readable
Snap 58% of unmapped spacings to 8px grid
Increase weight contrast in typography hierarchy

The comprehensive report — every fix with why + the exact how-to — is part of Mozaika Pro.

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An automated measurement of Vitejs's publicly-visible design (color, type, spacing, motion) — not affiliated with vitejs.dev. Removal requests: hello@mozaika.design.