#304F99Deep Blue

#304F99 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.

#304F99
CSS Namedarkslateblue (closest)

Tints and shades (50–950)

50#f2f5fc
100#e3eaf8
200#ccd9f5
300#a9c0f1
400#80a1e7
500#6388dc
600#5376c6
700#4161aa
800#35508f
900#2c447b
950#18274b

Accessibility

Contrast on white
7.77:1
Contrast on black
2.70:1
  • 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 0.009 264.7); /* #f2f5fc */
  --brand-100: oklch(0.936 0.02 264.7); /* #e3eaf8 */
  --brand-200: oklch(0.885 0.041 264.7); /* #ccd9f5 */
  --brand-300: oklch(0.808 0.074 264.7); /* #a9c0f1 */
  --brand-400: oklch(0.712 0.11 264.7); /* #80a1e7 */
  --brand-500: oklch(0.637 0.133 264.7); /* #6388dc */
  --brand-600: oklch(0.577 0.13 264.7); /* #5376c6 */
  --brand-700: oklch(0.505 0.122 264.7); /* #4161aa */
  --brand-800: oklch(0.444 0.109 264.7); /* #35508f */
  --brand-900: oklch(0.396 0.098 264.7); /* #2c447b */
  --brand-950: oklch(0.281 0.069 264.7); /* #18274b */
}

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