#0C3057#0C3057

#0C3057 is a dark, moderate cyan. Relative luminance 0.029; OKLCH L 30.7% C 0.081 H 253.5°. Best body text is #FFFFFF at 13.32:1 contrast (WCAG AA passes).

Color values

HEX	#0C3057
RGB	rgb(12, 48, 87)
HSL	hsl(211, 76%, 19%)
HSV	hsv(211, 86%, 34%)
CMYK	cmyk(86.2%, 44.8%, 0%, 65.9%)
CIE-LAB	lab(19.56, 3.49, -27.14)
CIE-LCH	lch(19.56, 27.36, 277.32°)
OKLab	oklab(30.72% -0.023 -0.0776)
OKLCH	oklch(30.72% 0.081 253.5)
XYZ	xyz(2.9282, 2.8798, 9.4165)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C3057 #57330C

analogous

#0C5657 #0C3057 #0D0C57

triadic

#0C3057 #570C30 #30570C

tetradic

#0C3057 #570C56 #57330C #0C570D

square

#0C3057 #570C56 #57330C #0C570D

split-complementary

#0C3057 #570D0C #56570C

monochromatic

#040F1B #051221 #0C3057 #134E8D #1B6BC3

Accessibility & contrast

On white

13.32

#0C3057 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#0C3057 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C3057

13.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C3057	#FFFFFF	#000000	##FFFFFF
##0C3057	1.00	13.32	1.58	13.32
#FFFFFF	13.32	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D3359

Deuteranopia (green-blind)

#102C56

Tritanopia (blue-blind)

#00393F

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #0c3057;
/* rgb */ color: rgb(12, 48, 87);
/* oklch */ color: oklch(30.7% 0.081 253.5);

Tailwind

colors: {
  custom: {
    50: '#596786',
    500: '#0c3057',
    950: '#000000',
  },
}

SCSS

$custom: #0c3057;
$custom-light: #596786;
$custom-dark: #000000;

JSON

{
  "hex": "#0c3057",
  "rgb": {
    "r": 12,
    "g": 48,
    "b": 87
  },
  "hsl": {
    "h": 211.2,
    "s": 75.758,
    "l": 19.412
  },
  "oklch": {
    "l": 0.30721,
    "c": 0.08097,
    "h": 253.5
  },
  "luminance": 0.0288
}

Semantic roles & 50–950 ramp

primary

#0C3057

secondary

#92612D

accent

#9835F2

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #0C3057

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

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