#0C304F#0C304F

#0C304F is a dark, moderate cyan. Relative luminance 0.028; OKLCH L 30.1% C 0.069 H 248.6°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#0C304F
RGB	rgb(12, 48, 79)
HSL	hsl(208, 74%, 18%)
HSV	hsv(208, 85%, 31%)
CMYK	cmyk(84.8%, 39.2%, 0%, 69%)
CIE-LAB	lab(19.04, -0.01, -22.61)
CIE-LCH	lch(19.04, 22.61, 269.98°)
OKLab	oklab(30.15% -0.0253 -0.0644)
OKLCH	oklch(30.15% 0.069 248.6)
XYZ	xyz(2.6193, 2.7563, 7.7896)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C304F #4F2B0C

analogous

#0C4F4C #0C304F #0C0F4F

triadic

#0C304F #4F0C30 #304F0C

tetradic

#0C304F #4C0C4F #4F2B0C #0F4F0C

square

#0C304F #4C0C4F #4F2B0C #0F4F0C

split-complementary

#0C304F #4F0C0F #4F4C0C

monochromatic

#04101B #04101B #0C304F #145084 #1C71B9

Accessibility & contrast

On white

13.54

#0C304F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#0C304F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C304F

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C304F	#FFFFFF	#000000	##FFFFFF
##0C304F	1.00	13.54	1.55	13.54
#FFFFFF	13.54	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223250

Deuteranopia (green-blind)

#182B4E

Tritanopia (blue-blind)

#00373B

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0c304f;
/* rgb */ color: rgb(12, 48, 79);
/* oklch */ color: oklch(30.1% 0.069 248.6);

Tailwind

colors: {
  custom: {
    50: '#576880',
    500: '#0c304f',
    950: '#000000',
  },
}

SCSS

$custom: #0c304f;
$custom-light: #576880;
$custom-dark: #000000;

JSON

{
  "hex": "#0c304f",
  "rgb": {
    "r": 12,
    "g": 48,
    "b": 79
  },
  "hsl": {
    "h": 207.761,
    "s": 73.626,
    "l": 17.843
  },
  "oklch": {
    "l": 0.30149,
    "c": 0.06915,
    "h": 248.6
  },
  "luminance": 0.02757
}

Semantic roles & 50–950 ramp

primary

#0C304F

secondary

#8B582C

accent

#8D38F0

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#03060A

muted

#787A7C

Preview Lab

Preview with #0C304F

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

Preview Lab → · Contrast checker → · Palette generator →