#0C2129#0C2129

#0C2129 is a very dark, muted cyan. Relative luminance 0.013; OKLCH L 23.4% C 0.031 H 225.4°. Best body text is #FFFFFF at 16.60:1 contrast (WCAG AA passes).

Color values

HEX	#0C2129
RGB	rgb(12, 33, 41)
HSL	hsl(197, 55%, 10%)
HSV	hsv(197, 71%, 16%)
CMYK	cmyk(70.7%, 19.5%, 0%, 83.9%)
CIE-LAB	lab(11.46, -5.40, -7.91)
CIE-LCH	lch(11.46, 9.58, 235.72°)
OKLab	oklab(23.45% -0.0217 -0.022)
OKLCH	oklch(23.45% 0.031 225.4)
XYZ	xyz(1.0956, 1.3259, 2.2956)
Luminance	0.0133 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C2129 #29140C

analogous

#0C2922 #0C2129 #0C1229

triadic

#0C2129 #290C21 #21290C

tetradic

#0C2129 #220C29 #29140C #12290C

square

#0C2129 #220C29 #29140C #12290C

split-complementary

#0C2129 #290C12 #29220C

monochromatic

#071318 #071318 #0C2129 #1A4758 #286D88

Accessibility & contrast

On white

16.60

#0C2129 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#0C2129 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C2129

16.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C2129	#FFFFFF	#000000	##FFFFFF
##0C2129	1.00	16.60	1.27	16.60
#FFFFFF	16.60	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D2029

Deuteranopia (green-blind)

#181D29

Tritanopia (blue-blind)

#002324

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #0c2129;
/* rgb */ color: rgb(12, 33, 41);
/* oklch */ color: oklch(23.4% 0.031 225.4);

Tailwind

colors: {
  custom: {
    50: '#4e5c62',
    500: '#0c2129',
    950: '#000000',
  },
}

SCSS

$custom: #0c2129;
$custom-light: #4e5c62;
$custom-dark: #000000;

JSON

{
  "hex": "#0c2129",
  "rgb": {
    "r": 12,
    "g": 33,
    "b": 41
  },
  "hsl": {
    "h": 196.552,
    "s": 54.717,
    "l": 10.392
  },
  "oklch": {
    "l": 0.23449,
    "c": 0.03092,
    "h": 225.4
  },
  "luminance": 0.01326
}

Semantic roles & 50–950 ramp

primary

#0C2129

secondary

#643C2D

accent

#734ADE

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#010405

muted

#777979

Preview Lab

Preview with #0C2129

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

Preview Lab → · Contrast checker → · Palette generator →