#0C284F#0C284F

#0C284F is a dark, moderate cyan. Relative luminance 0.022; OKLCH L 28.0% C 0.079 H 257.5°. Best body text is #FFFFFF at 14.66:1 contrast (WCAG AA passes).

Color values

HEX	#0C284F
RGB	rgb(12, 40, 79)
HSL	hsl(215, 74%, 18%)
HSV	hsv(215, 85%, 31%)
CMYK	cmyk(84.8%, 49.4%, 0%, 69%)
CIE-LAB	lab(16.31, 5.82, -26.97)
CIE-LCH	lch(16.31, 27.59, 282.17°)
OKLab	oklab(28.02% -0.0171 -0.0773)
OKLCH	oklch(28.02% 0.079 257.5)
XYZ	xyz(2.3212, 2.1600, 7.6902)
Luminance	0.0216 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C284F #4F330C

analogous

#0C494F #0C284F #110C4F

triadic

#0C284F #4F0C28 #284F0C

tetradic

#0C284F #4F0C49 #4F330C #0C4F11

square

#0C284F #4F0C49 #4F330C #0C4F11

split-complementary

#0C284F #4F110C #494F0C

monochromatic

#040D1B #040D1B #0C284F #144384 #1C5EB9

Accessibility & contrast

On white

14.66

#0C284F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#0C284F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C284F

14.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C284F	#FFFFFF	#000000	##FFFFFF
##0C284F	1.00	14.66	1.43	14.66
#FFFFFF	14.66	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#142C50

Deuteranopia (green-blind)

#06264E

Tritanopia (blue-blind)

#003137

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #0c284f;
/* rgb */ color: rgb(12, 40, 79);
/* oklch */ color: oklch(28.0% 0.079 257.5);

Tailwind

colors: {
  custom: {
    50: '#576180',
    500: '#0c284f',
    950: '#000000',
  },
}

SCSS

$custom: #0c284f;
$custom-light: #576180;
$custom-dark: #000000;

JSON

{
  "hex": "#0c284f",
  "rgb": {
    "r": 12,
    "g": 40,
    "b": 79
  },
  "hsl": {
    "h": 214.925,
    "s": 73.626,
    "l": 17.843
  },
  "oklch": {
    "l": 0.28018,
    "c": 0.0792,
    "h": 257.5
  },
  "luminance": 0.0216
}

Semantic roles & 50–950 ramp

primary

#0C284F

secondary

#8B632C

accent

#A338F0

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#03050A

muted

#78797C

Preview Lab

Preview with #0C284F

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

Preview Lab → · Contrast checker → · Palette generator →