Cornflower Blue is the CSS named color #6495ED — rgb(100, 149, 237), hsl(219, 79%, 66%). Its relative luminance is 0.303, giving 2.97:1 against white and 7.06:1 against black, so it works as a text color on black.
| HEX | #6495ED |
|---|---|
| RGB | rgb(100, 149, 237) |
| HSL | hsl(219, 79%, 66%) |
| Relative luminance | 0.3032 |
| Contrast on white | 2.97:1 AA fail |
| Contrast on black | 7.06:1 AA pass |
Built by mixing cornflowerblue 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.
cornflowerblue is #6495ED, which is rgb(100, 149, 237) and hsl(219, 79%, 66%). It is one of the 148 CSS named colors defined by the CSS Color Module Level 4.
Cornflower Blue has a relative luminance of 0.303 on a 0–1 scale, so it is a dark color. Against white it scores 2.97:1; against black, 7.06:1.
cornflowerblue reaches 7.06:1 against black, which clears WCAG 2.2 AA for normal text (4.5:1) at any size.