#18151c
#18151c converts to rgb(24, 21, 28) and hsl(266, 14%, 10%). Its nearest Tailwind CSS token is zinc-900.
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Conversions
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WCAG contrast
| Background | Ratio | AA text | AA large | AAA text |
|---|---|---|---|---|
| white | 18.06:1 | pass | pass | pass |
| black | 1.16:1 | fail | fail | fail |
| slate-900 | 1.01:1 | fail | fail | fail |
| gray-100 | 16.41:1 | pass | pass | pass |
Ratios are computed from WCAG 2.x relative luminance. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
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Tints and shades
Lightness ladder in HSL space, from the lightest tint to the darkest shade of #18151c.
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Similar colors in the library
Nearest swatches by perceptual OKLab distance across all curated style palettes.
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AI prompt snippet
Use #18151c (rgb(24, 21, 28), nearest Tailwind token zinc-900) as an accent. Keep text contrast at least 4.5:1 — this color scores 18.06:1 on white and 1.16:1 on black.
Paste this into ChatGPT, Claude, Cursor, or v0 to use #18151c with correct contrast constraints. Browse all palette colors.