#0C283C#0C283C

#0C283C is a dark, muted cyan. Relative luminance 0.019; OKLCH L 26.7% C 0.050 H 243.0°. Best body text is #FFFFFF at 15.17:1 contrast (WCAG AA passes).

Color values

HEX	#0C283C
RGB	rgb(12, 40, 60)
HSL	hsl(205, 67%, 14%)
HSV	hsv(205, 80%, 24%)
CMYK	cmyk(80%, 33.3%, 0%, 76.5%)
CIE-LAB	lab(15.07, -2.51, -15.85)
CIE-LCH	lch(15.07, 16.05, 260.99°)
OKLab	oklab(26.65% -0.0228 -0.0448)
OKLCH	oklch(26.65% 0.05 243)
XYZ	xyz(1.7257, 1.9218, 4.5541)
Luminance	0.0192 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C283C #3C200C

analogous

#0C3C38 #0C283C #0C103C

triadic

#0C283C #3C0C28 #283C0C

tetradic

#0C283C #380C3C #3C200C #103C0C

square

#0C283C #380C3C #3C200C #103C0C

split-complementary

#0C283C #3C0C10 #3C380C

monochromatic

#05111A #05111A #0C283C #164A6F #206CA2

Accessibility & contrast

On white

15.17

#0C283C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#0C283C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C283C

15.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C283C	#FFFFFF	#000000	##FFFFFF
##0C283C	1.00	15.17	1.38	15.17
#FFFFFF	15.17	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F283D

Deuteranopia (green-blind)

#18243C

Tritanopia (blue-blind)

#002D2F

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #0c283c;
/* rgb */ color: rgb(12, 40, 60);
/* oklch */ color: oklch(26.7% 0.050 243.0);

Tailwind

colors: {
  custom: {
    50: '#526171',
    500: '#0c283c',
    950: '#000000',
  },
}

SCSS

$custom: #0c283c;
$custom-light: #526171;
$custom-dark: #000000;

JSON

{
  "hex": "#0c283c",
  "rgb": {
    "r": 12,
    "g": 40,
    "b": 60
  },
  "hsl": {
    "h": 205,
    "s": 66.667,
    "l": 14.118
  },
  "oklch": {
    "l": 0.26652,
    "c": 0.05025,
    "h": 243
  },
  "luminance": 0.01922
}

Semantic roles & 50–950 ramp

primary

#0C283C

secondary

#784C2C

accent

#863EEA

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020507

muted

#78797A

Preview Lab

Preview with #0C283C

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

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