#648f39
#648f39 converts to rgb(100, 143, 57) and hsl(90, 43%, 39%). Its nearest Tailwind CSS token is emerald-600.
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Conversions
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WCAG contrast
| Background | Ratio | AA text | AA large | AAA text |
|---|---|---|---|---|
| white | 3.80:1 | fail | pass | fail |
| black | 5.53:1 | pass | pass | fail |
| slate-900 | 4.70:1 | pass | pass | fail |
| gray-100 | 3.45:1 | fail | pass | fail |
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 #648f39.
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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 #648f39 (rgb(100, 143, 57), nearest Tailwind token emerald-600) as an accent. Keep text contrast at least 4.5:1 — this color scores 3.8:1 on white and 5.53:1 on black.
Paste this into ChatGPT, Claude, Cursor, or v0 to use #648f39 with correct contrast constraints. Browse all palette colors.