#0C3A4D#0C3A4D

#0C3A4D is a dark, muted cyan. Relative luminance 0.036; OKLCH L 32.8% C 0.058 H 230.4°. Best body text is #FFFFFF at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#0C3A4D
RGB	rgb(12, 58, 77)
HSL	hsl(198, 73%, 17%)
HSV	hsv(198, 84%, 30%)
CMYK	cmyk(84.4%, 24.7%, 0%, 69.8%)
CIE-LAB	lab(22.44, -7.62, -15.94)
CIE-LCH	lch(22.44, 17.66, 244.44°)
OKLab	oklab(32.81% -0.037 -0.0448)
OKLCH	oklch(32.81% 0.058 230.4)
XYZ	xyz(3.0037, 3.6397, 7.5640)
Luminance	0.0364 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C3A4D #4D1F0C

analogous

#0C4D3F #0C3A4D #0C1A4D

triadic

#0C3A4D #4D0C3A #3A4D0C

tetradic

#0C3A4D #3F0C4D #4D1F0C #1A4D0C

square

#0C3A4D #3F0C4D #4D1F0C #1A4D0C

split-complementary

#0C3A4D #4D0C1A #4D3F0C

monochromatic

#04141A #04141A #0C3A4D #146282 #1D8AB7

Accessibility & contrast

On white

12.15

#0C3A4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#0C3A4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C3A4D

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C3A4D	#FFFFFF	#000000	##FFFFFF
##0C3A4D	1.00	12.15	1.73	12.15
#FFFFFF	12.15	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#30394E

Deuteranopia (green-blind)

#28334D

Tritanopia (blue-blind)

#003F40

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #0c3a4d;
/* rgb */ color: rgb(12, 58, 77);
/* oklch */ color: oklch(32.8% 0.058 230.4);

Tailwind

colors: {
  custom: {
    50: '#57707f',
    500: '#0c3a4d',
    950: '#000000',
  },
}

SCSS

$custom: #0c3a4d;
$custom-light: #57707f;
$custom-dark: #000000;

JSON

{
  "hex": "#0c3a4d",
  "rgb": {
    "r": 12,
    "g": 58,
    "b": 77
  },
  "hsl": {
    "h": 197.538,
    "s": 73.034,
    "l": 17.451
  },
  "oklch": {
    "l": 0.3281,
    "c": 0.05813,
    "h": 230.4
  },
  "luminance": 0.0364
}

Semantic roles & 50–950 ramp

primary

#0C3A4D

secondary

#89472C

accent

#6E38F0

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#03070A

muted

#787A7C

Preview Lab

Preview with #0C3A4D

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

Preview Lab → · Contrast checker → · Palette generator →