#0C152D#0C152D

#0C152D is a very dark, muted blue. Relative luminance 0.008; OKLCH L 20.2% C 0.050 H 266.5°. Best body text is #FFFFFF at 18.09:1 contrast (WCAG AA passes).

Color values

HEX	#0C152D
RGB	rgb(12, 21, 45)
HSL	hsl(224, 58%, 11%)
HSV	hsv(224, 73%, 18%)
CMYK	cmyk(73.3%, 53.3%, 0%, 82.4%)
CIE-LAB	lab(7.26, 5.25, -17.41)
CIE-LCH	lch(7.26, 18.19, 286.78°)
OKLab	oklab(20.22% -0.003 -0.0497)
OKLCH	oklch(20.22% 0.05 266.5)
XYZ	xyz(0.8933, 0.8039, 2.5902)
Luminance	0.0080 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C152D #2D240C

analogous

#0C252D #0C152D #130C2D

triadic

#0C152D #2D0C15 #152D0C

tetradic

#0C152D #2D0C25 #2D240C #0C2D13

square

#0C152D #2D0C25 #2D240C #0C2D13

split-complementary

#0C152D #2D130C #252D0C

monochromatic

#060B18 #060B18 #0C152D #192C5D #26428E

Accessibility & contrast

On white

18.09

#0C152D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#0C152D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C152D

18.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C152D	#FFFFFF	#000000	##FFFFFF
##0C152D	1.00	18.09	1.16	18.09
#FFFFFF	18.09	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A182E

Deuteranopia (green-blind)

#06152C

Tritanopia (blue-blind)

#001A1E

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #0c152d;
/* rgb */ color: rgb(12, 21, 45);
/* oklch */ color: oklch(20.2% 0.050 266.5);

Tailwind

colors: {
  custom: {
    50: '#4e5166',
    500: '#0c152d',
    950: '#000000',
  },
}

SCSS

$custom: #0c152d;
$custom-light: #4e5166;
$custom-dark: #000000;

JSON

{
  "hex": "#0c152d",
  "rgb": {
    "r": 12,
    "g": 21,
    "b": 45
  },
  "hsl": {
    "h": 223.636,
    "s": 57.895,
    "l": 11.176
  },
  "oklch": {
    "l": 0.20219,
    "c": 0.04982,
    "h": 266.5
  },
  "luminance": 0.00804
}

Semantic roles & 50–950 ramp

primary

#0C152D

secondary

#69582C

accent

#B747E1

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020206

muted

#78787A

Preview Lab

Preview with #0C152D

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

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