Medium Turquoise is the CSS named color #48D1CC — rgb(72, 209, 204), hsl(178, 60%, 55%). Its relative luminance is 0.513, giving 1.86:1 against white and 11.27:1 against black, so it works as a text color on black.
| HEX | #48D1CC |
|---|---|
| RGB | rgb(72, 209, 204) |
| HSL | hsl(178, 60%, 55%) |
| Relative luminance | 0.5134 |
| Contrast on white | 1.86:1 AA fail |
| Contrast on black | 11.27:1 AA pass |
Built by mixing mediumturquoise 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.
mediumturquoise is #48D1CC, which is rgb(72, 209, 204) and hsl(178, 60%, 55%). It is one of the 148 CSS named colors defined by the CSS Color Module Level 4.
Medium Turquoise has a relative luminance of 0.513 on a 0–1 scale, so it is a light color. Against white it scores 1.86:1; against black, 11.27:1.
mediumturquoise reaches 11.27:1 against black, which clears WCAG 2.2 AA for normal text (4.5:1) at any size.