#374CE3Deep Vivid Indigo

#374CE3 is a deep vivid indigo in the Indigo family. In practice it looks like a bold, saturated 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.

#374CE3
CSS Nameroyalblue (closest)

Tints and shades (50–950)

50#f2f5ff
100#e2e9ff
200#cad8ff
300#a8beff
400#7d9bff
500#5e7eff
600#4864ff
700#384edf
800#2d40bd
900#2535a3
950#131e65

Accessibility

Contrast on white
6.35:1
Contrast on black
3.31:1
  • 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 0.014 269.6); /* #f2f5ff */
  --brand-100: oklch(0.936 0.03 269.6); /* #e2e9ff */
  --brand-200: oklch(0.885 0.056 269.6); /* #cad8ff */
  --brand-300: oklch(0.808 0.096 269.6); /* #a8beff */
  --brand-400: oklch(0.712 0.149 269.6); /* #7d9bff */
  --brand-500: oklch(0.637 0.194 269.6); /* #5e7eff */
  --brand-600: oklch(0.577 0.231 269.6); /* #4864ff */
  --brand-700: oklch(0.505 0.219 269.6); /* #384edf */
  --brand-800: oklch(0.444 0.196 269.6); /* #2d40bd */
  --brand-900: oklch(0.396 0.176 269.6); /* #2535a3 */
  --brand-950: oklch(0.281 0.124 269.6); /* #131e65 */
}

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