Light Sky Blue is the CSS named color #87CEFA — rgb(135, 206, 250), hsl(203, 92%, 75%). Its relative luminance is 0.562, giving 1.72:1 against white and 12.24:1 against black, so it works as a text color on black.
| HEX | #87CEFA |
|---|---|
| RGB | rgb(135, 206, 250) |
| HSL | hsl(203, 92%, 75%) |
| Relative luminance | 0.5620 |
| Contrast on white | 1.72:1 AA fail |
| Contrast on black | 12.24:1 AA pass |
Built by mixing lightskyblue toward white (four steps) and toward black (four steps) while keeping the hue. Use the shades generator for a different step count or to add harmony sets.
Closest by CIELAB distance (ΔE76). For perceptual matching in a design system, compare in OKLab before locking a token.
lightskyblue is #87CEFA, which is rgb(135, 206, 250) and hsl(203, 92%, 75%). It is one of the 148 CSS named colors defined by the CSS Color Module Level 4.
Light Sky Blue has a relative luminance of 0.562 on a 0–1 scale, so it is a light color. Against white it scores 1.72:1; against black, 12.24:1.
lightskyblue reaches 12.24:1 against black, which clears WCAG 2.2 AA for normal text (4.5:1) at any size.