#0C3148#0C3148

#0C3148 is a dark, muted cyan. Relative luminance 0.027; OKLCH L 30.0% C 0.058 H 240.4°. Best body text is #FFFFFF at 13.56:1 contrast (WCAG AA passes).

Color values

HEX	#0C3148
RGB	rgb(12, 49, 72)
HSL	hsl(203, 71%, 16%)
HSV	hsv(203, 83%, 28%)
CMYK	cmyk(83.3%, 31.9%, 0%, 71.8%)
CIE-LAB	lab(18.98, -3.70, -17.98)
CIE-LCH	lch(18.98, 18.36, 258.36°)
OKLab	oklab(29.97% -0.0288 -0.0508)
OKLCH	oklch(29.97% 0.058 240.4)
XYZ	xyz(2.4192, 2.7424, 6.5315)
Luminance	0.0274 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C3148 #48230C

analogous

#0C4841 #0C3148 #0C1348

triadic

#0C3148 #480C31 #31480C

tetradic

#0C3148 #410C48 #48230C #13480C

square

#0C3148 #410C48 #48230C #13480C

split-complementary

#0C3148 #480C13 #48410C

monochromatic

#04121A #04121A #0C3148 #15557C #1D78B1

Accessibility & contrast

On white

13.56

#0C3148 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#0C3148 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C3148

13.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C3148	#FFFFFF	#000000	##FFFFFF
##0C3148	1.00	13.56	1.55	13.56
#FFFFFF	13.56	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263149

Deuteranopia (green-blind)

#1E2C48

Tritanopia (blue-blind)

#003739

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0c3148;
/* rgb */ color: rgb(12, 49, 72);
/* oklch */ color: oklch(30.0% 0.058 240.4);

Tailwind

colors: {
  custom: {
    50: '#55687b',
    500: '#0c3148',
    950: '#000000',
  },
}

SCSS

$custom: #0c3148;
$custom-light: #55687b;
$custom-dark: #000000;

JSON

{
  "hex": "#0c3148",
  "rgb": {
    "r": 12,
    "g": 49,
    "b": 72
  },
  "hsl": {
    "h": 203,
    "s": 71.429,
    "l": 16.471
  },
  "oklch": {
    "l": 0.29969,
    "c": 0.05843,
    "h": 240.4
  },
  "luminance": 0.02743
}

Semantic roles & 50–950 ramp

primary

#0C3148

secondary

#844E2C

accent

#7F3AEE

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030609

muted

#787A7B

Preview Lab

Preview with #0C3148

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

Preview Lab → · Contrast checker → · Palette generator →