#00bcd0
#00bcd0 converts to rgb(0, 188, 208) and hsl(186, 100%, 41%). Its nearest Tailwind CSS token is cyan-500.
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Conversions
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WCAG contrast
| Background | Ratio | AA text | AA large | AAA text |
|---|---|---|---|---|
| white | 2.31:1 | fail | fail | fail |
| black | 9.10:1 | pass | pass | pass |
| slate-900 | 7.74:1 | pass | pass | pass |
| gray-100 | 2.10:1 | fail | fail | 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 #00bcd0.
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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 #00bcd0 (rgb(0, 188, 208), nearest Tailwind token cyan-500) as an accent. Keep text contrast at least 4.5:1 — this color scores 2.31:1 on white and 9.1:1 on black.
Paste this into ChatGPT, Claude, Cursor, or v0 to use #00bcd0 with correct contrast constraints. Browse all palette colors.