#0C152F#0C152F

#0C152F is a very dark, muted blue. Relative luminance 0.008; OKLCH L 20.4% C 0.053 H 267.2°. Best body text is #FFFFFF at 18.04:1 contrast (WCAG AA passes).

Color values

HEX	#0C152F
RGB	rgb(12, 21, 47)
HSL	hsl(225, 59%, 12%)
HSV	hsv(225, 74%, 18%)
CMYK	cmyk(74.5%, 55.3%, 0%, 81.6%)
CIE-LAB	lab(7.40, 6.17, -18.67)
CIE-LCH	lch(7.40, 19.66, 288.29°)
OKLab	oklab(20.38% -0.0026 -0.0534)
OKLCH	oklch(20.38% 0.053 267.2)
XYZ	xyz(0.9327, 0.8196, 2.7978)
Luminance	0.0082 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C152F #2F260C

analogous

#0C272F #0C152F #150C2F

triadic

#0C152F #2F0C15 #152F0C

tetradic

#0C152F #2F0C27 #2F260C #0C2F15

square

#0C152F #2F0C27 #2F260C #0C2F15

split-complementary

#0C152F #2F150C #272F0C

monochromatic

#060B18 #060B18 #0C152F #182B60 #254191

Accessibility & contrast

On white

18.04

#0C152F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#0C152F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C152F

18.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C152F	#FFFFFF	#000000	##FFFFFF
##0C152F	1.00	18.04	1.16	18.04
#FFFFFF	18.04	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#091830

Deuteranopia (green-blind)

#04152E

Tritanopia (blue-blind)

#001B1F

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #0c152f;
/* rgb */ color: rgb(12, 21, 47);
/* oklch */ color: oklch(20.4% 0.053 267.2);

Tailwind

colors: {
  custom: {
    50: '#4f5167',
    500: '#0c152f',
    950: '#000000',
  },
}

SCSS

$custom: #0c152f;
$custom-light: #4f5167;
$custom-dark: #000000;

JSON

{
  "hex": "#0c152f",
  "rgb": {
    "r": 12,
    "g": 21,
    "b": 47
  },
  "hsl": {
    "h": 224.571,
    "s": 59.322,
    "l": 11.569
  },
  "oklch": {
    "l": 0.20384,
    "c": 0.05343,
    "h": 267.2
  },
  "luminance": 0.0082
}

Semantic roles & 50–950 ramp

primary

#0C152F

secondary

#6B5B2C

accent

#BA45E3

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020206

muted

#78787A

Preview Lab

Preview with #0C152F

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

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