#305EBFDeep Blue

#305EBF is a deep blue in the Blue family. In practice it looks like a balanced medium blue, and it is also commonly known as Blue, Cobalt Blue. Below are all of its color space values, an 11-step scale, harmony palettes and accessibility data.

#305EBF
CSS Nameroyalblue (closest)

Tints and shades (50–950)

50#f1f6fe
100#e1eafb
200#c7dafd
300#a0c0fe
400#73a0f9
500#5286f0
600#4274da
700#325fbc
800#284e9f
900#204289
950#102654

Accessibility

Contrast on white
6.04:1
Contrast on black
3.48:1
  • 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 0.012 262.9); /* #f1f6fe */
  --brand-100: oklch(0.936 0.025 262.9); /* #e1eafb */
  --brand-200: oklch(0.885 0.052 262.9); /* #c7dafd */
  --brand-300: oklch(0.808 0.095 262.9); /* #a0c0fe */
  --brand-400: oklch(0.712 0.14 262.9); /* #73a0f9 */
  --brand-500: oklch(0.637 0.169 262.9); /* #5286f0 */
  --brand-600: oklch(0.577 0.166 262.9); /* #4274da */
  --brand-700: oklch(0.505 0.155 262.9); /* #325fbc */
  --brand-800: oklch(0.444 0.139 262.9); /* #284e9f */
  --brand-900: oklch(0.396 0.125 262.9); /* #204289 */
  --brand-950: oklch(0.281 0.088 262.9); /* #102654 */
}

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