#0C304B#0C304B

#0C304B is a dark, moderate cyan. Relative luminance 0.027; OKLCH L 29.9% C 0.063 H 245.2°. Best body text is #FFFFFF at 13.64:1 contrast (WCAG AA passes).

Color values

HEX	#0C304B
RGB	rgb(12, 48, 75)
HSL	hsl(206, 72%, 17%)
HSV	hsv(206, 84%, 29%)
CMYK	cmyk(84%, 36%, 0%, 70.6%)
CIE-LAB	lab(18.80, -1.73, -20.30)
CIE-LCH	lch(18.80, 20.37, 265.12°)
OKLab	oklab(29.88% -0.0266 -0.0576)
OKLCH	oklch(29.88% 0.063 245.2)
XYZ	xyz(2.4781, 2.6998, 7.0458)
Luminance	0.0270 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C304B #4B270C

analogous

#0C4B47 #0C304B #0C114B

triadic

#0C304B #4B0C30 #304B0C

tetradic

#0C304B #470C4B #4B270C #114B0C

square

#0C304B #470C4B #4B270C #114B0C

split-complementary

#0C304B #4B0C11 #4B470C

monochromatic

#04111A #04111A #0C304B #145280 #1D74B5

Accessibility & contrast

On white

13.64

#0C304B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#0C304B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C304B

13.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C304B	#FFFFFF	#000000	##FFFFFF
##0C304B	1.00	13.64	1.54	13.64
#FFFFFF	13.64	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24314C

Deuteranopia (green-blind)

#1B2B4A

Tritanopia (blue-blind)

#00373A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0c304b;
/* rgb */ color: rgb(12, 48, 75);
/* oklch */ color: oklch(29.9% 0.063 245.2);

Tailwind

colors: {
  custom: {
    50: '#56687d',
    500: '#0c304b',
    950: '#000000',
  },
}

SCSS

$custom: #0c304b;
$custom-light: #56687d;
$custom-dark: #000000;

JSON

{
  "hex": "#0c304b",
  "rgb": {
    "r": 12,
    "g": 48,
    "b": 75
  },
  "hsl": {
    "h": 205.714,
    "s": 72.414,
    "l": 17.059
  },
  "oklch": {
    "l": 0.29881,
    "c": 0.06345,
    "h": 245.2
  },
  "luminance": 0.027
}

Semantic roles & 50–950 ramp

primary

#0C304B

secondary

#87532C

accent

#8739EF

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#030609

muted

#787A7B

Preview Lab

Preview with #0C304B

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

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