#0C121E#0C121E

#0C121E is a very dark, muted blue. Relative luminance 0.006; OKLCH L 18.3% C 0.027 H 263.6°. Best body text is #FFFFFF at 18.73:1 contrast (WCAG AA passes).

Color values

HEX	#0C121E
RGB	rgb(12, 18, 30)
HSL	hsl(220, 43%, 8%)
HSV	hsv(220, 60%, 12%)
CMYK	cmyk(60%, 40%, 0%, 88.2%)
CIE-LAB	lab(5.46, 1.13, -8.86)
CIE-LCH	lch(5.46, 8.93, 277.28°)
OKLab	oklab(18.26% -0.003 -0.0264)
OKLCH	oklch(18.26% 0.027 263.6)
XYZ	xyz(0.6022, 0.6045, 1.3130)
Luminance	0.0060 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C121E #1E180C

analogous

#0C1B1E #0C121E #0F0C1E

triadic

#0C121E #1E0C12 #121E0C

tetradic

#0C121E #1E0C1B #1E180C #0C1E0F

square

#0C121E #1E0C1B #1E180C #0C1E0F

split-complementary

#0C121E #1E0F0C #1B1E0C

monochromatic

#090D16 #090D16 #0C121E #1D2C4A #2F4675

Accessibility & contrast

On white

18.73

#0C121E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#0C121E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C121E

18.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C121E	#FFFFFF	#000000	##FFFFFF
##0C121E	1.00	18.73	1.12	18.73
#FFFFFF	18.73	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E131F

Deuteranopia (green-blind)

#0C111E

Tritanopia (blue-blind)

#061516

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #0c121e;
/* rgb */ color: rgb(12, 18, 30);
/* oklch */ color: oklch(18.3% 0.027 263.6);

Tailwind

colors: {
  custom: {
    50: '#4c5059',
    500: '#0c121e',
    950: '#000000',
  },
}

SCSS

$custom: #0c121e;
$custom-light: #4c5059;
$custom-dark: #000000;

JSON

{
  "hex": "#0c121e",
  "rgb": {
    "r": 12,
    "g": 18,
    "b": 30
  },
  "hsl": {
    "h": 220,
    "s": 42.857,
    "l": 8.235
  },
  "oklch": {
    "l": 0.18261,
    "c": 0.02654,
    "h": 263.6
  },
  "luminance": 0.00605
}

Semantic roles & 50–950 ramp

primary

#0C121E

secondary

#574A2F

accent

#A955D3

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#010203

muted

#777878

Preview Lab

Preview with #0C121E

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

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