#3F427CDeep Indigo

#3F427C is a deep indigo in the Indigo family. In practice it looks like a soft, dusty medium-dark deep indigo, and it is also commonly known as Deep Indigo. Below are all of its color space values, an 11-step scale, harmony palettes and accessibility data.

#3F427C
CSS Namedarkslateblue (closest)

Tints and shades (50–950)

50#f4f5fa
100#e7e9f4
200#d4d7ee
300#b8bde5
400#969dd6
500#7e84c8
600#6d73b3
700#595e99
800#4a4e81
900#3e426e
950#242643

Accessibility

Contrast on white
9.20:1
Contrast on black
2.28:1
  • 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 0.007 279); /* #f4f5fa */
  --brand-100: oklch(0.936 0.015 279); /* #e7e9f4 */
  --brand-200: oklch(0.885 0.031 279); /* #d4d7ee */
  --brand-300: oklch(0.808 0.056 279); /* #b8bde5 */
  --brand-400: oklch(0.712 0.084 279); /* #969dd6 */
  --brand-500: oklch(0.637 0.101 279); /* #7e84c8 */
  --brand-600: oklch(0.577 0.099 279); /* #6d73b3 */
  --brand-700: oklch(0.505 0.093 279); /* #595e99 */
  --brand-800: oklch(0.444 0.083 279); /* #4a4e81 */
  --brand-900: oklch(0.396 0.075 279); /* #3e426e */
  --brand-950: oklch(0.281 0.052 279); /* #242643 */
}

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