#28428BDeep Blue

#28428B is a deep blue in the Blue family. In practice it looks like a balanced 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.

#28428B
CSS Namedarkslateblue (closest)

Tints and shades (50–950)

50#f2f5fc
100#e4eaf8
200#cdd9f5
300#aac0f1
400#82a0e7
500#6687db
600#5575c6
700#4460aa
800#37508f
900#2e437b
950#19274b

Accessibility

Contrast on white
9.37:1
Contrast on black
2.24:1
  • 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 0.009 266.1); /* #f2f5fc */
  --brand-100: oklch(0.936 0.02 266.1); /* #e4eaf8 */
  --brand-200: oklch(0.885 0.041 266.1); /* #cdd9f5 */
  --brand-300: oklch(0.808 0.074 266.1); /* #aac0f1 */
  --brand-400: oklch(0.712 0.109 266.1); /* #82a0e7 */
  --brand-500: oklch(0.637 0.132 266.1); /* #6687db */
  --brand-600: oklch(0.577 0.129 266.1); /* #5575c6 */
  --brand-700: oklch(0.505 0.121 266.1); /* #4460aa */
  --brand-800: oklch(0.444 0.108 266.1); /* #37508f */
  --brand-900: oklch(0.396 0.098 266.1); /* #2e437b */
  --brand-950: oklch(0.281 0.069 266.1); /* #19274b */
}

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