#0a0a0b
#0a0a0b converts to rgb(10, 10, 11) and hsl(240, 5%, 4%). Its nearest Tailwind CSS token is neutral-950 and it appears in one curated design style in the StyleKit library.
Conversions
WCAG contrast
| Background | Ratio | AA text | AA large | AAA text |
|---|---|---|---|---|
| white | 19.79:1 | pass | pass | pass |
| black | 1.06:1 | fail | fail | fail |
| slate-900 | 1.11:1 | fail | fail | fail |
| gray-100 | 17.98:1 | 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.
Design styles using this color
Tints and shades
Lightness ladder in HSL space, from the lightest tint to the darkest shade of #0a0a0b.
Similar colors in the library
Nearest swatches by perceptual OKLab distance across all curated style palettes.
AI prompt snippet
Use #0a0a0b as the secondary color, following the Linear Style style: rgb(10, 10, 11), nearest Tailwind token neutral-950. Keep text contrast at least 4.5:1 (this color scores 19.79:1 on white, 1.06:1 on black).
Paste this into ChatGPT, Claude, Cursor, or v0 to use #0a0a0b with correct contrast constraints. Browse all palette colors.