#240c8b
#240c8b converts to rgb(36, 12, 139) and hsl(251, 84%, 30%). Its nearest Tailwind CSS token is indigo-900.
01
Conversions
02
WCAG contrast
| Background | Ratio | AA text | AA large | AAA text |
|---|---|---|---|---|
| white | 14.00:1 | pass | pass | pass |
| black | 1.50:1 | fail | fail | fail |
| slate-900 | 1.28:1 | fail | fail | fail |
| gray-100 | 12.72:1 | 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.
03
Tints and shades
Lightness ladder in HSL space, from the lightest tint to the darkest shade of #240c8b.
04
Similar colors in the library
Nearest swatches by perceptual OKLab distance across all curated style palettes.
05
AI prompt snippet
Use #240c8b (rgb(36, 12, 139), nearest Tailwind token indigo-900) as an accent. Keep text contrast at least 4.5:1 — this color scores 14:1 on white and 1.5:1 on black.
Paste this into ChatGPT, Claude, Cursor, or v0 to use #240c8b with correct contrast constraints. Browse all palette colors.