#0C313A#0C313A

#0C313A is a dark, muted cyan. Relative luminance 0.026; OKLCH L 29.2% C 0.044 H 217.2°. Best body text is #FFFFFF at 13.85:1 contrast (WCAG AA passes).

Color values

HEX	#0C313A
RGB	rgb(12, 49, 58)
HSL	hsl(192, 66%, 14%)
HSV	hsv(192, 79%, 23%)
CMYK	cmyk(79.3%, 15.5%, 0%, 77.3%)
CIE-LAB	lab(18.28, -9.40, -9.50)
CIE-LCH	lch(18.28, 13.37, 225.31°)
OKLab	oklab(29.17% -0.0349 -0.0265)
OKLCH	oklch(29.17% 0.044 217.2)
XYZ	xyz(2.0133, 2.5801, 4.3941)
Luminance	0.0258 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C313A #3A150C

analogous

#0C3A2C #0C313A #0C1A3A

triadic

#0C313A #3A0C31 #313A0C

tetradic

#0C313A #2C0C3A #3A150C #1A3A0C

square

#0C313A #2C0C3A #3A150C #1A3A0C

split-complementary

#0C313A #3A0C1A #3A2C0C

monochromatic

#051519 #051519 #0C313A #165C6D #21879F

Accessibility & contrast

On white

13.85

#0C313A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#0C313A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C313A

13.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C313A	#FFFFFF	#000000	##FFFFFF
##0C313A	1.00	13.85	1.52	13.85
#FFFFFF	13.85	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2F3A

Deuteranopia (green-blind)

#252B3A

Tritanopia (blue-blind)

#003434

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #0c313a;
/* rgb */ color: rgb(12, 49, 58);
/* oklch */ color: oklch(29.2% 0.044 217.2);

Tailwind

colors: {
  custom: {
    50: '#526970',
    500: '#0c313a',
    950: '#000000',
  },
}

SCSS

$custom: #0c313a;
$custom-light: #526970;
$custom-dark: #000000;

JSON

{
  "hex": "#0c313a",
  "rgb": {
    "r": 12,
    "g": 49,
    "b": 58
  },
  "hsl": {
    "h": 191.739,
    "s": 65.714,
    "l": 13.725
  },
  "oklch": {
    "l": 0.29174,
    "c": 0.04383,
    "h": 217.2
  },
  "luminance": 0.0258
}

Semantic roles & 50–950 ramp

primary

#0C313A

secondary

#763A2C

accent

#603FE9

background

#F4F6F6

surface

#E7EBEC

border

#C3C6C7

text

#020607

muted

#787A7A

Preview Lab

Preview with #0C313A

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

Preview Lab → · Contrast checker → · Palette generator →