#0C104D#0C104D

#0C104D is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.4% C 0.109 H 270.8°. Best body text is #FFFFFF at 17.54:1 contrast (WCAG AA passes).

Color values

HEX	#0C104D
RGB	rgb(12, 16, 77)
HSL	hsl(236, 73%, 17%)
HSV	hsv(236, 84%, 30%)
CMYK	cmyk(84.4%, 79.2%, 0%, 69.8%)
CIE-LAB	lab(8.86, 22.98, -37.72)
CIE-LCH	lch(8.86, 44.17, 301.36°)
OKLab	oklab(22.39% 0.0016 -0.1092)
OKLCH	oklch(22.39% 0.109 270.8)
XYZ	xyz(1.6760, 0.9844, 7.1214)
Luminance	0.0098 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C104D #4D490C

analogous

#0C304D #0C104D #290C4D

triadic

#0C104D #4D0C10 #104D0C

tetradic

#0C104D #4D0C30 #4D490C #0C4D29

square

#0C104D #4D0C30 #4D490C #0C4D29

split-complementary

#0C104D #4D290C #304D0C

monochromatic

#04061A #04061A #0C104D #141B82 #1D26B7

Accessibility & contrast

On white

17.54

#0C104D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#0C104D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C104D

17.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C104D	#FFFFFF	#000000	##FFFFFF
##0C104D	1.00	17.54	1.20	17.54
#FFFFFF	17.54	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C4F

Deuteranopia (green-blind)

#00164C

Tritanopia (blue-blind)

#00212D

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #0c104d;
/* rgb */ color: rgb(12, 16, 77);
/* oklch */ color: oklch(22.4% 0.109 270.8);

Tailwind

colors: {
  custom: {
    50: '#584e80',
    500: '#0c104d',
    950: '#000000',
  },
}

SCSS

$custom: #0c104d;
$custom-light: #584e80;
$custom-dark: #000000;

JSON

{
  "hex": "#0c104d",
  "rgb": {
    "r": 12,
    "g": 16,
    "b": 77
  },
  "hsl": {
    "h": 236.308,
    "s": 73.034,
    "l": 17.451
  },
  "oklch": {
    "l": 0.22388,
    "c": 0.10921,
    "h": 270.8
  },
  "luminance": 0.00985
}

Semantic roles & 50–950 ramp

primary

#0C104D

secondary

#89832C

accent

#E438F0

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #0C104D

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

Preview Lab → · Contrast checker → · Palette generator →