Skip to the color picker

#243d7c color: Mazarine Blue

#243d7c is rgb(36, 61, 124) in RGB and oklch(37.711% 0.11141 265.177) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

223°
100%

37.7%
0.111
265°
  • Blue
  • Dark
  • Soft
  • Cool
  • ≈ Cobalt
  • blue-900
  • Black 51%

Inside sRGB: displays the same on any screen.

White text
10.33:1Readable · AA
Lc -98
Black text
2.03:1Hard to read
Lc 10

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 #243d7c

#243d7c is a soft dark blue color. In OKLCH it has 37.7% lightness, 0.111 chroma and a hue of 265°.

Inside sRGB: displays the same on any screen.

White text on it reaches 10.33:1 contrast and black text 2.03:1, so white text reads better.

The closest named color is Mazarine Blue (#2a407e). In Tailwind CSS the closest color is blue-900.

More dark blue colors

Lighter: #243d7c mixed with white

  1. 243d7c
  2. 375089
  3. 4b6297
  4. 5f75a4
  5. 7488b1
  6. 8a9bbe
  7. a1aecb
  8. b7c2d8
  9. cfd6e5
  10. e7eaf2

Darker: #243d7c mixed with black

  1. 243d7c
  2. 1e346b
  3. 182b5a
  4. 12224a
  5. 0c1a3b
  6. 07122c
  7. 040a1e
  8. 020411
  9. 000105
  10. 000001

Calmer: #243d7c with less saturation

  1. 243d7c
  2. 273e76
  3. 2a3f71
  4. 2d406b
  5. 304065
  6. 33415f
  7. 36415a
  8. 394254
  9. 3c424e
  10. 3f4248

Questions about #243d7c

What color is #243d7c?

#243d7c is soft dark blue. The closest named color is Mazarine Blue. In RGB it is rgb(36, 61, 124), in HSL hsl(222.95, 55%, 31.37%) and in OKLCH oklch(37.711% 0.11141 265.177).

What colors go well with #243d7c?

The complementary color of #243d7c is #593c00. For a calmer combination use the analogous colors #004871 and #473275. The triadic partners are #712321 and #095016.

Is white or black text more readable on #243d7c?

White text reads better on #243d7c: white gives a contrast ratio of 10.33:1 and black gives 2.03:1. WCAG AA asks for at least 4.5:1 for body text.

Is #243d7c a warm or cool color?

#243d7c is a cool color. In OKLCH its hue is 265 degrees, its lightness 37.7% and its chroma 0.111.