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#243b56 color: Nautilus

#243b56 is rgb(36, 59, 86) in RGB and oklch(34.66% 0.05575 253.255) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

212°
100%

34.7%
0.056
253°
  • Blue
  • Dark
  • Soft
  • Cool
  • ≈ Charcoal
  • slate-700
  • Black 66%

Inside sRGB: displays the same on any screen.

White text
11.44:1Readable · AA
Lc -100
Black text
1.83:1Hard to read
Lc 8

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About #243b56

#243b56 is a soft dark blue color. In OKLCH it has 34.7% lightness, 0.056 chroma and a hue of 253°.

Inside sRGB: displays the same on any screen.

White text on it reaches 11.44:1 contrast and black text 1.83:1, so white text reads better.

The closest named color is Nautilus (#273c5a). In Tailwind CSS the closest color is slate-700.

More dark blue colors

Lighter: #243b56 mixed with white

  1. 243b56
  2. 374d66
  3. 4b5f76
  4. 607186
  5. 758497
  6. 8b98a7
  7. a1acb9
  8. b8c0ca
  9. cfd5db
  10. e7eaed

Darker: #243b56 mixed with black

  1. 243b56
  2. 1e324a
  3. 18293e
  4. 122132
  5. 0c1927
  6. 07111c
  7. 040912
  8. 020408
  9. 000102
  10. 000000

Calmer: #243b56 with less saturation

  1. 243b56
  2. 263b53
  3. 293b50
  4. 2b3b4e
  5. 2d3b4b
  6. 303b48
  7. 323a45
  8. 343a42
  9. 363a3f
  10. 383a3d

Questions about #243b56

What color is #243b56?

#243b56 is soft dark blue. The closest named color is Nautilus. In RGB it is rgb(36, 59, 86), in HSL hsl(212.4, 40.98%, 23.92%) and in OKLCH oklch(34.66% 0.05575 253.255).

What colors go well with #243b56?

The complementary color of #243b56 is #4b3516. For a calmer combination use the analogous colors #10404f and #363656. The triadic partners are #532d31 and #2e4021.

Is white or black text more readable on #243b56?

White text reads better on #243b56: white gives a contrast ratio of 11.44:1 and black gives 1.83:1. WCAG AA asks for at least 4.5:1 for body text.

Is #243b56 a warm or cool color?

#243b56 is a cool color. In OKLCH its hue is 253 degrees, its lightness 34.7% and its chroma 0.056.