#0C3F4C#0C3F4C

#0C3F4C is a dark, muted cyan. Relative luminance 0.042; OKLCH L 34.2% C 0.056 H 219.2°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#0C3F4C
RGB	rgb(12, 63, 76)
HSL	hsl(192, 73%, 17%)
HSV	hsv(192, 84%, 30%)
CMYK	cmyk(84.2%, 17.1%, 0%, 70.2%)
CIE-LAB	lab(24.18, -11.17, -12.60)
CIE-LCH	lch(24.18, 16.83, 228.44°)
OKLab	oklab(34.18% -0.0432 -0.0352)
OKLCH	oklch(34.18% 0.056 219.2)
XYZ	xyz(3.2331, 4.1546, 7.4676)
Luminance	0.0415 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C3F4C #4C190C

analogous

#0C4C39 #0C3F4C #0C1F4C

triadic

#0C3F4C #4C0C3F #3F4C0C

tetradic

#0C3F4C #390C4C #4C190C #1F4C0C

square

#0C3F4C #390C4C #4C190C #1F4C0C

split-complementary

#0C3F4C #4C0C1F #4C390C

monochromatic

#04161A #04161A #0C3F4C #146B81 #1D97B6

Accessibility & contrast

On white

11.47

#0C3F4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#0C3F4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C3F4C

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C3F4C	#FFFFFF	#000000	##FFFFFF
##0C3F4C	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373D4D

Deuteranopia (green-blind)

#2E374C

Tritanopia (blue-blind)

#004343

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0c3f4c;
/* rgb */ color: rgb(12, 63, 76);
/* oklch */ color: oklch(34.2% 0.056 219.2);

Tailwind

colors: {
  custom: {
    50: '#57747e',
    500: '#0c3f4c',
    950: '#000000',
  },
}

SCSS

$custom: #0c3f4c;
$custom-light: #57747e;
$custom-dark: #000000;

JSON

{
  "hex": "#0c3f4c",
  "rgb": {
    "r": 12,
    "g": 63,
    "b": 76
  },
  "hsl": {
    "h": 192.188,
    "s": 72.727,
    "l": 17.255
  },
  "oklch": {
    "l": 0.34183,
    "c": 0.05571,
    "h": 219.2
  },
  "luminance": 0.04155
}

Semantic roles & 50–950 ramp

primary

#0C3F4C

secondary

#883F2C

accent

#5E38EF

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #0C3F4C

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

Preview Lab → · Contrast checker → · Palette generator →