#1c028d
#1c028d converts to rgb(28, 2, 141) and hsl(251, 97%, 28%). Its nearest Tailwind CSS token is indigo-900.
01
Conversions
02
WCAG contrast
| Background | Ratio | AA text | AA large | AAA text |
|---|---|---|---|---|
| white | 14.56:1 | pass | pass | pass |
| black | 1.44:1 | fail | fail | fail |
| slate-900 | 1.23:1 | fail | fail | fail |
| gray-100 | 13.23:1 | 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 #1c028d.
04
Similar colors in the library
Nearest swatches by perceptual OKLab distance across all curated style palettes.
05
AI prompt snippet
Use #1c028d (rgb(28, 2, 141), nearest Tailwind token indigo-900) as an accent. Keep text contrast at least 4.5:1 — this color scores 14.56:1 on white and 1.44:1 on black.
Paste this into ChatGPT, Claude, Cursor, or v0 to use #1c028d with correct contrast constraints. Browse all palette colors.