#4a90d9
#4a90d9 converts to rgb(74, 144, 217) and hsl(211, 65%, 57%). Its nearest Tailwind CSS token is sky-600 and it appears in 2 curated design styles in the StyleKit library.
Conversions
WCAG contrast
| Background | Ratio | AA text | AA large | AAA text |
|---|---|---|---|---|
| white | 3.34:1 | fail | pass | fail |
| black | 6.28:1 | pass | pass | fail |
| slate-900 | 5.34:1 | pass | pass | fail |
| gray-100 | 3.04:1 | 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.
Design styles using this color
Tints and shades
Lightness ladder in HSL space, from the lightest tint to the darkest shade of #4a90d9.
Similar colors in the library
Nearest swatches by perceptual OKLab distance across all curated style palettes.
AI prompt snippet
Use #4a90d9 as the accent color, following the Blueprint style: rgb(74, 144, 217), nearest Tailwind token sky-600. Keep text contrast at least 4.5:1 (this color scores 3.34:1 on white, 6.28:1 on black).
Paste this into ChatGPT, Claude, Cursor, or v0 to use #4a90d9 with correct contrast constraints. Browse all palette colors.