#0C1249#0C1249

#0C1249 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.3% C 0.101 H 270.5°. Best body text is #FFFFFF at 17.52:1 contrast (WCAG AA passes).

Color values

HEX	#0C1249
RGB	rgb(12, 18, 73)
HSL	hsl(234, 72%, 17%)
HSV	hsv(234, 84%, 29%)
CMYK	cmyk(83.6%, 75.3%, 0%, 71.4%)
CIE-LAB	lab(8.92, 19.92, -34.84)
CIE-LCH	lch(8.92, 40.13, 299.76°)
OKLab	oklab(22.29% 0.0009 -0.1008)
OKLCH	oklch(22.29% 0.101 270.5)
XYZ	xyz(1.5701, 0.9916, 6.4107)
Luminance	0.0099 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1249 #49430C

analogous

#0C3149 #0C1249 #250C49

triadic

#0C1249 #490C12 #12490C

tetradic

#0C1249 #490C31 #49430C #0C4925

square

#0C1249 #490C31 #49430C #0C4925

split-complementary

#0C1249 #49250C #31490C

monochromatic

#04061A #04061A #0C1249 #151F7E #1D2CB2

Accessibility & contrast

On white

17.52

#0C1249 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#0C1249 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1249

17.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1249	#FFFFFF	#000000	##FFFFFF
##0C1249	1.00	17.52	1.20	17.52
#FFFFFF	17.52	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C4B

Deuteranopia (green-blind)

#001648

Tritanopia (blue-blind)

#00212B

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #0c1249;
/* rgb */ color: rgb(12, 18, 73);
/* oklch */ color: oklch(22.3% 0.101 270.5);

Tailwind

colors: {
  custom: {
    50: '#574f7c',
    500: '#0c1249',
    950: '#000000',
  },
}

SCSS

$custom: #0c1249;
$custom-light: #574f7c;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1249",
  "rgb": {
    "r": 12,
    "g": 18,
    "b": 73
  },
  "hsl": {
    "h": 234.098,
    "s": 71.765,
    "l": 16.667
  },
  "oklch": {
    "l": 0.22293,
    "c": 0.10081,
    "h": 270.5
  },
  "luminance": 0.00992
}

Semantic roles & 50–950 ramp

primary

#0C1249

secondary

#857C2C

accent

#DD39EE

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040209

muted

#79787B

Preview Lab

Preview with #0C1249

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →