#64b5f6
#64b5f6 converts to rgb(100, 181, 246) and hsl(207, 89%, 68%). Its nearest Tailwind CSS token is sky-400 and it appears in one curated design style in the StyleKit library.
Conversions
WCAG contrast
| Background | Ratio | AA text | AA large | AAA text |
|---|---|---|---|---|
| white | 2.21:1 | fail | fail | fail |
| black | 9.48:1 | pass | pass | pass |
| slate-900 | 8.06:1 | pass | pass | pass |
| gray-100 | 2.01:1 | 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.
Design styles using this color
Tints and shades
Lightness ladder in HSL space, from the lightest tint to the darkest shade of #64b5f6.
Similar colors in the library
Nearest swatches by perceptual OKLab distance across all curated style palettes.
AI prompt snippet
Use #64b5f6 as the primary color, following the Japanese Fresh style: rgb(100, 181, 246), nearest Tailwind token sky-400. Keep text contrast at least 4.5:1 (this color scores 2.21:1 on white, 9.48:1 on black).
Paste this into ChatGPT, Claude, Cursor, or v0 to use #64b5f6 with correct contrast constraints. Browse all palette colors.