#3F4151 — Dark Muted Indigo
#3F4151 is a dark muted indigo in the Indigo family. In practice it looks like a cool, desaturated medium-dark slate, and it is also commonly known as Slate, Graphite Blue. Below are all of its color space values, an 11-step scale, harmony palettes and accessibility data.
Tints and shades (50–950)
Accessibility
Contrast on white
10.07:1
Contrast on black
2.09:1
- AA (4.5:1) on whitePass
- AA Large (3:1) on whitePass
- AAA (7:1) on whitePass
- AAA Large (4.5:1) on whitePass
- UI components (3:1) on whitePass
Need a passing variant? Repair this color in the contrast checker.
Complementary palette
Analogous palette
Triadic palette
Copy-ready CSS
brand-scale.css
:root {
--brand-50: oklch(0.971 0.002 279.4); /* #f5f5f7 */
--brand-100: oklch(0.936 0.004 279.4); /* #e9e9ed */
--brand-200: oklch(0.885 0.009 279.4); /* #d8d9df */
--brand-300: oklch(0.808 0.016 279.4); /* #bebfcb */
--brand-400: oklch(0.712 0.024 279.4); /* #9fa1b1 */
--brand-500: oklch(0.637 0.029 279.4); /* #878a9d */
--brand-600: oklch(0.577 0.028 279.4); /* #76788a */
--brand-700: oklch(0.505 0.026 279.4); /* #616374 */
--brand-800: oklch(0.444 0.024 279.4); /* #515261 */
--brand-900: oklch(0.396 0.021 279.4); /* #444652 */
--brand-950: oklch(0.281 0.015 279.4); /* #272831 */
}