Yellow Green is the CSS named color #9ACD32 — rgb(154, 205, 50), hsl(80, 61%, 50%). Its relative luminance is 0.508, giving 1.88:1 against white and 11.15:1 against black, so it works as a text color on black.
| HEX | #9ACD32 |
|---|---|
| RGB | rgb(154, 205, 50) |
| HSL | hsl(80, 61%, 50%) |
| Relative luminance | 0.5076 |
| Contrast on white | 1.88:1 AA fail |
| Contrast on black | 11.15:1 AA pass |
Built by mixing yellowgreen 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.
yellowgreen is #9ACD32, which is rgb(154, 205, 50) and hsl(80, 61%, 50%). It is one of the 148 CSS named colors defined by the CSS Color Module Level 4.
Yellow Green has a relative luminance of 0.508 on a 0–1 scale, so it is a light color. Against white it scores 1.88:1; against black, 11.15:1.
yellowgreen reaches 11.15:1 against black, which clears WCAG 2.2 AA for normal text (4.5:1) at any size.