#0C3257#0C3257

#0C3257 is a dark, moderate cyan. Relative luminance 0.030; OKLCH L 31.2% C 0.079 H 251.5°. Best body text is #FFFFFF at 13.05:1 contrast (WCAG AA passes).

Color values

HEX	#0C3257
RGB	rgb(12, 50, 87)
HSL	hsl(210, 76%, 19%)
HSV	hsv(210, 86%, 34%)
CMYK	cmyk(86.2%, 42.5%, 0%, 65.9%)
CIE-LAB	lab(20.23, 2.05, -26.06)
CIE-LCH	lch(20.23, 26.14, 274.50°)
OKLab	oklab(31.25% -0.0249 -0.0744)
OKLCH	oklch(31.25% 0.079 251.5)
XYZ	xyz(3.0119, 3.0471, 9.4444)
Luminance	0.0305 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C3257 #57310C

analogous

#0C5757 #0C3257 #0C0C57

triadic

#0C3257 #570C32 #32570C

tetradic

#0C3257 #570C57 #57310C #0C570C

square

#0C3257 #570C57 #57310C #0C570C

split-complementary

#0C3257 #570C0C #57570C

monochromatic

#040F1B #051321 #0C3257 #13518D #1B70C3

Accessibility & contrast

On white

13.05

#0C3257 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#0C3257 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C3257

13.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C3257	#FFFFFF	#000000	##FFFFFF
##0C3257	1.00	13.05	1.61	13.05
#FFFFFF	13.05	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#203458

Deuteranopia (green-blind)

#142E56

Tritanopia (blue-blind)

#003B40

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #0c3257;
/* rgb */ color: rgb(12, 50, 87);
/* oklch */ color: oklch(31.2% 0.079 251.5);

Tailwind

colors: {
  custom: {
    50: '#596986',
    500: '#0c3257',
    950: '#000000',
  },
}

SCSS

$custom: #0c3257;
$custom-light: #596986;
$custom-dark: #000000;

JSON

{
  "hex": "#0c3257",
  "rgb": {
    "r": 12,
    "g": 50,
    "b": 87
  },
  "hsl": {
    "h": 209.6,
    "s": 75.758,
    "l": 19.412
  },
  "oklch": {
    "l": 0.31248,
    "c": 0.0785,
    "h": 251.5
  },
  "luminance": 0.03047
}

Semantic roles & 50–950 ramp

primary

#0C3257

secondary

#925F2D

accent

#9335F2

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #0C3257

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

Preview Lab → · Contrast checker → · Palette generator →