#0C4251#0C4251

#0C4251 is a dark, muted cyan. Relative luminance 0.046; OKLCH L 35.3% C 0.059 H 221.3°. Best body text is #FFFFFF at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#0C4251
RGB	rgb(12, 66, 81)
HSL	hsl(193, 74%, 18%)
HSV	hsv(193, 85%, 32%)
CMYK	cmyk(85.2%, 18.5%, 0%, 68.2%)
CIE-LAB	lab(25.47, -11.07, -13.90)
CIE-LCH	lch(25.47, 17.77, 231.48°)
OKLab	oklab(35.3% -0.0443 -0.0389)
OKLCH	oklch(35.3% 0.059 221.3)
XYZ	xyz(3.5844, 4.5682, 8.4758)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C4251 #511B0C

analogous

#0C513D #0C4251 #0C1F51

triadic

#0C4251 #510C42 #42510C

tetradic

#0C4251 #3D0C51 #511B0C #1F510C

square

#0C4251 #3D0C51 #511B0C #1F510C

split-complementary

#0C4251 #510C1F #513D0C

monochromatic

#04161B #04171C #0C4251 #146D86 #1C99BC

Accessibility & contrast

On white

10.97

#0C4251 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#0C4251 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C4251

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C4251	#FFFFFF	#000000	##FFFFFF
##0C4251	1.00	10.97	1.91	10.97
#FFFFFF	10.97	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#394052

Deuteranopia (green-blind)

#303951

Tritanopia (blue-blind)

#004747

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #0c4251;
/* rgb */ color: rgb(12, 66, 81);
/* oklch */ color: oklch(35.3% 0.059 221.3);

Tailwind

colors: {
  custom: {
    50: '#587681',
    500: '#0c4251',
    950: '#000000',
  },
}

SCSS

$custom: #0c4251;
$custom-light: #587681;
$custom-dark: #000000;

JSON

{
  "hex": "#0c4251",
  "rgb": {
    "r": 12,
    "g": 66,
    "b": 81
  },
  "hsl": {
    "h": 193.043,
    "s": 74.194,
    "l": 18.235
  },
  "oklch": {
    "l": 0.35296,
    "c": 0.05895,
    "h": 221.3
  },
  "luminance": 0.04569
}

Semantic roles & 50–950 ramp

primary

#0C4251

secondary

#8C412C

accent

#5F37F1

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #0C4251

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

Preview Lab → · Contrast checker → · Palette generator →