#0C304E#0C304E

#0C304E is a dark, moderate cyan. Relative luminance 0.027; OKLCH L 30.1% C 0.068 H 247.8°. Best body text is #FFFFFF at 13.56:1 contrast (WCAG AA passes).

Color values

HEX	#0C304E
RGB	rgb(12, 48, 78)
HSL	hsl(207, 73%, 18%)
HSV	hsv(207, 85%, 31%)
CMYK	cmyk(84.6%, 38.5%, 0%, 69.4%)
CIE-LAB	lab(18.98, -0.44, -22.04)
CIE-LCH	lch(18.98, 22.04, 268.85°)
OKLab	oklab(30.08% -0.0256 -0.0627)
OKLCH	oklch(30.08% 0.068 247.8)
XYZ	xyz(2.5832, 2.7418, 7.5993)
Luminance	0.0274 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C304E #4E2A0C

analogous

#0C4E4B #0C304E #0C0F4E

triadic

#0C304E #4E0C30 #304E0C

tetradic

#0C304E #4B0C4E #4E2A0C #0F4E0C

square

#0C304E #4B0C4E #4E2A0C #0F4E0C

split-complementary

#0C304E #4E0C0F #4E4B0C

monochromatic

#04101B #04101B #0C304E #145183 #1C71B8

Accessibility & contrast

On white

13.56

#0C304E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#0C304E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C304E

13.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C304E	#FFFFFF	#000000	##FFFFFF
##0C304E	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)

#22314F

Deuteranopia (green-blind)

#182B4D

Tritanopia (blue-blind)

#00373B

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0c304e;
/* rgb */ color: rgb(12, 48, 78);
/* oklch */ color: oklch(30.1% 0.068 247.8);

Tailwind

colors: {
  custom: {
    50: '#566880',
    500: '#0c304e',
    950: '#000000',
  },
}

SCSS

$custom: #0c304e;
$custom-light: #566880;
$custom-dark: #000000;

JSON

{
  "hex": "#0c304e",
  "rgb": {
    "r": 12,
    "g": 48,
    "b": 78
  },
  "hsl": {
    "h": 207.273,
    "s": 73.333,
    "l": 17.647
  },
  "oklch": {
    "l": 0.30081,
    "c": 0.0677,
    "h": 247.8
  },
  "luminance": 0.02742
}

Semantic roles & 50–950 ramp

primary

#0C304E

secondary

#8A572C

accent

#8C38F0

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#03060A

muted

#787A7C

Preview Lab

Preview with #0C304E

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

Preview Lab → · Contrast checker → · Palette generator →