#666BD3 — Indigo
#666BD3 is a indigo in the Indigo family. In practice it looks like a balanced medium indigo, and it is also commonly known as Indigo, Iris Blue. Below are all of its color space values, an 11-step scale, harmony palettes and accessibility data.
#666BD3
Tints and shades (50–950)
Accessibility
Contrast on white
4.56:1
Contrast on black
4.61:1
- AA (4.5:1) on whitePass
- AA Large (3:1) on whitePass
- AAA (7:1) on whiteFail
- 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 0.012 278.2); /* #f3f5fd */
--brand-100: oklch(0.936 0.025 278.2); /* #e6e9fb */
--brand-200: oklch(0.885 0.051 278.2); /* #d1d7fb */
--brand-300: oklch(0.808 0.092 278.2); /* #b2bbfc */
--brand-400: oklch(0.712 0.137 278.2); /* #8f98f6 */
--brand-500: oklch(0.637 0.165 278.2); /* #767dec */
--brand-600: oklch(0.577 0.161 278.2); /* #666bd6 */
--brand-700: oklch(0.505 0.151 278.2); /* #5456b9 */
--brand-800: oklch(0.444 0.135 278.2); /* #45479c */
--brand-900: oklch(0.396 0.122 278.2); /* #3a3c86 */
--brand-950: oklch(0.281 0.086 278.2); /* #212252 */
}