Skip to the color picker

#213b76 color: Blue Expanse

#213b76 is rgb(33, 59, 118) in RGB and oklch(36.642% 0.10611 264.01) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

222°
100%

36.6%
0.106
264°
  • Blue
  • Dark
  • Soft
  • Cool
  • ≈ Charcoal
  • blue-900
  • Black 54%

Inside sRGB: displays the same on any screen.

White text
10.76:1Readable · AA
Lc -99
Black text
1.95:1Hard to read
Lc 9

Shades

From lightest to darkest. Click a shade to use it.

Harmonies

Open as palette

Recent

Colors you stop on or copy appear here. They stay on this device.

About #213b76

#213b76 is a soft dark blue color. In OKLCH it has 36.6% lightness, 0.106 chroma and a hue of 264°.

Inside sRGB: displays the same on any screen.

White text on it reaches 10.76:1 contrast and black text 1.95:1, so white text reads better.

The closest named color is Blue Expanse (#253f74). In Tailwind CSS the closest color is blue-900.

More dark blue colors

Lighter: #213b76 mixed with white

  1. 213b76
  2. 344e84
  3. 486092
  4. 5d739f
  5. 7386ad
  6. 899abb
  7. 9fadc9
  8. b7c1d6
  9. ced6e4
  10. e6eaf1

Darker: #213b76 mixed with black

  1. 213b76
  2. 1b3266
  3. 162956
  4. 102147
  5. 0b1938
  6. 061129
  7. 03091c
  8. 01040f
  9. 000105
  10. 000001

Calmer: #213b76 with less saturation

  1. 213b76
  2. 243c71
  3. 273d6b
  4. 2a3d66
  5. 2d3e60
  6. 303e5b
  7. 333f56
  8. 363f50
  9. 393f4a
  10. 3c3f45

Questions about #213b76

What color is #213b76?

#213b76 is soft dark blue. The closest named color is Blue Expanse. In RGB it is rgb(33, 59, 118), in HSL hsl(221.65, 56.29%, 29.61%) and in OKLCH oklch(36.642% 0.10611 264.01).

What colors go well with #213b76?

The complementary color of #213b76 is #563900. For a calmer combination use the analogous colors #00456b and #433070. The triadic partners are #6c2222 and #0f4c14.

Is white or black text more readable on #213b76?

White text reads better on #213b76: white gives a contrast ratio of 10.76:1 and black gives 1.95:1. WCAG AA asks for at least 4.5:1 for body text.

Is #213b76 a warm or cool color?

#213b76 is a cool color. In OKLCH its hue is 264 degrees, its lightness 36.6% and its chroma 0.106.