#555BAADeep Indigo

#555BAA is a deep 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.

#555BAA
CSS Nameslateblue (closest)

Tints and shades (50–950)

50#f4f5fc
100#e6e9f7
200#d2d7f4
300#b4bcf0
400#929be5
500#7982d9
600#6870c3
700#555ca8
800#464c8d
900#3b4079
950#22254a

Accessibility

Contrast on white
6.06:1
Contrast on black
3.46:1
  • 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 0.009 277.7); /* #f4f5fc */
  --brand-100: oklch(0.936 0.02 277.7); /* #e6e9f7 */
  --brand-200: oklch(0.885 0.04 277.7); /* #d2d7f4 */
  --brand-300: oklch(0.808 0.073 277.7); /* #b4bcf0 */
  --brand-400: oklch(0.712 0.108 277.7); /* #929be5 */
  --brand-500: oklch(0.637 0.13 277.7); /* #7982d9 */
  --brand-600: oklch(0.577 0.128 277.7); /* #6870c3 */
  --brand-700: oklch(0.505 0.12 277.7); /* #555ca8 */
  --brand-800: oklch(0.444 0.107 277.7); /* #464c8d */
  --brand-900: oklch(0.396 0.096 277.7); /* #3b4079 */
  --brand-950: oklch(0.281 0.068 277.7); /* #22254a */
}

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