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#223f71 color: Blue Expanse

#223f71 is rgb(34, 63, 113) in RGB and oklch(37.274% 0.09292 260.546) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

218°
100%

37.3%
0.093
261°
  • Blue
  • Dark
  • Soft
  • Cool
  • ≈ Charcoal
  • sky-900
  • Black 56%

Inside sRGB: displays the same on any screen.

White text
10.41:1Readable · AA
Lc -98
Black text
2.02:1Hard to read
Lc 10

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About #223f71

#223f71 is a soft dark blue color. In OKLCH it has 37.3% lightness, 0.093 chroma and a hue of 261°.

Inside sRGB: displays the same on any screen.

White text on it reaches 10.41:1 contrast and black text 2.02:1, so white text reads better.

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

More dark blue colors

Lighter: #223f71 mixed with white

  1. 223f71
  2. 36517f
  3. 4a638d
  4. 5f759b
  5. 7488a9
  6. 8a9bb8
  7. a0aec6
  8. b7c2d4
  9. cfd6e2
  10. e7eaf1

Darker: #223f71 mixed with black

  1. 223f71
  2. 1c3561
  3. 162c52
  4. 112343
  5. 0b1b35
  6. 071227
  7. 030a1a
  8. 01040e
  9. 000104
  10. 000001

Calmer: #223f71 with less saturation

  1. 223f71
  2. 25406c
  3. 294068
  4. 2c4063
  5. 2f415e
  6. 324159
  7. 354154
  8. 384150
  9. 3b414b
  10. 3e4145

Questions about #223f71

What color is #223f71?

#223f71 is soft dark blue. The closest named color is Blue Expanse. In RGB it is rgb(34, 63, 113), in HSL hsl(217.97, 53.74%, 28.82%) and in OKLCH oklch(37.274% 0.09292 260.546).

What colors go well with #223f71?

The complementary color of #223f71 is #593900. For a calmer combination use the analogous colors #004868 and #41366d. The triadic partners are #69282b and #214c19.

Is white or black text more readable on #223f71?

White text reads better on #223f71: white gives a contrast ratio of 10.41:1 and black gives 2.02:1. WCAG AA asks for at least 4.5:1 for body text.

Is #223f71 a warm or cool color?

#223f71 is a cool color. In OKLCH its hue is 261 degrees, its lightness 37.3% and its chroma 0.093.