#374F79 — Deep Blue

#374F79 is a deep blue in the Blue family. In practice it looks like a soft, dusty medium-dark navy blue, and it is also commonly known as Navy Blue, Sapphire. Below are all of its color space values, an 11-step scale, harmony palettes and accessibility data.

#374F79
CSS Namedarkslateblue (closest)

Tints and shades (50–950)

50#f3f5f9
100#e5eaf2
200#d0daea
300#b0c1de
400#8ba3cc
500#708cbc
600#5f7aa8
700#4d658f
800#3f5478
900#344767
950#1d293e

Accessibility

Contrast on white
8.21:1
Contrast on black
2.56:1
  • 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 0.006 261.1); /* #f3f5f9 */
  --brand-100: oklch(0.936 0.012 261.1); /* #e5eaf2 */
  --brand-200: oklch(0.885 0.025 261.1); /* #d0daea */
  --brand-300: oklch(0.808 0.045 261.1); /* #b0c1de */
  --brand-400: oklch(0.712 0.066 261.1); /* #8ba3cc */
  --brand-500: oklch(0.637 0.08 261.1); /* #708cbc */
  --brand-600: oklch(0.577 0.078 261.1); /* #5f7aa8 */
  --brand-700: oklch(0.505 0.074 261.1); /* #4d658f */
  --brand-800: oklch(0.444 0.066 261.1); /* #3f5478 */
  --brand-900: oklch(0.396 0.059 261.1); /* #344767 */
  --brand-950: oklch(0.281 0.042 261.1); /* #1d293e */
}

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