#0C303A#0C303A

#0C303A is a dark, muted cyan. Relative luminance 0.025; OKLCH L 28.9% C 0.044 H 219.8°. Best body text is #FFFFFF at 14.00:1 contrast (WCAG AA passes).

Color values

HEX	#0C303A
RGB	rgb(12, 48, 58)
HSL	hsl(193, 66%, 14%)
HSV	hsv(193, 79%, 23%)
CMYK	cmyk(79.3%, 17.2%, 0%, 77.3%)
CIE-LAB	lab(17.91, -8.76, -10.07)
CIE-LCH	lch(17.91, 13.35, 228.99°)
OKLab	oklab(28.88% -0.0337 -0.0281)
OKLCH	oklch(28.88% 0.044 219.8)
XYZ	xyz(1.9720, 2.4973, 4.3803)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C303A #3A160C

analogous

#0C3A2D #0C303A #0C193A

triadic

#0C303A #3A0C30 #303A0C

tetradic

#0C303A #2D0C3A #3A160C #193A0C

square

#0C303A #2D0C3A #3A160C #193A0C

split-complementary

#0C303A #3A0C19 #3A2D0C

monochromatic

#051519 #051519 #0C303A #165A6D #21849F

Accessibility & contrast

On white

14.00

#0C303A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#0C303A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C303A

14.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C303A	#FFFFFF	#000000	##FFFFFF
##0C303A	1.00	14.00	1.50	14.00
#FFFFFF	14.00	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2E3B

Deuteranopia (green-blind)

#232A3A

Tritanopia (blue-blind)

#003333

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #0c303a;
/* rgb */ color: rgb(12, 48, 58);
/* oklch */ color: oklch(28.9% 0.044 219.8);

Tailwind

colors: {
  custom: {
    50: '#526870',
    500: '#0c303a',
    950: '#000000',
  },
}

SCSS

$custom: #0c303a;
$custom-light: #526870;
$custom-dark: #000000;

JSON

{
  "hex": "#0c303a",
  "rgb": {
    "r": 12,
    "g": 48,
    "b": 58
  },
  "hsl": {
    "h": 193.043,
    "s": 65.714,
    "l": 13.725
  },
  "oklch": {
    "l": 0.28877,
    "c": 0.04384,
    "h": 219.8
  },
  "luminance": 0.02498
}

Semantic roles & 50–950 ramp

primary

#0C303A

secondary

#763C2C

accent

#643FE9

background

#F4F6F6

surface

#E7EBEC

border

#C3C6C7

text

#020607

muted

#787A7A

Preview Lab

Preview with #0C303A

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

Preview Lab → · Contrast checker → · Palette generator →