#0C212F#0C212F

#0C212F is a very dark, muted cyan. Relative luminance 0.014; OKLCH L 23.8% C 0.038 H 240.2°. Best body text is #FFFFFF at 16.48:1 contrast (WCAG AA passes).

Color values

HEX	#0C212F
RGB	rgb(12, 33, 47)
HSL	hsl(204, 59%, 12%)
HSV	hsv(204, 74%, 18%)
CMYK	cmyk(74.5%, 29.8%, 0%, 81.6%)
CIE-LAB	lab(11.76, -2.97, -11.79)
CIE-LCH	lch(11.76, 12.16, 255.85°)
OKLab	oklab(23.8% -0.019 -0.0331)
OKLCH	oklch(23.8% 0.038 240.2)
XYZ	xyz(1.2084, 1.3710, 2.8897)
Luminance	0.0137 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C212F #2F1A0C

analogous

#0C2F2C #0C212F #0C102F

triadic

#0C212F #2F0C21 #212F0C

tetradic

#0C212F #2C0C2F #2F1A0C #102F0C

square

#0C212F #2C0C2F #2F1A0C #102F0C

split-complementary

#0C212F #2F0C10 #2F2C0C

monochromatic

#061118 #061118 #0C212F #184360 #256591

Accessibility & contrast

On white

16.48

#0C212F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#0C212F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C212F

16.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C212F	#FFFFFF	#000000	##FFFFFF
##0C212F	1.00	16.48	1.27	16.48
#FFFFFF	16.48	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B2130

Deuteranopia (green-blind)

#161D2F

Tritanopia (blue-blind)

#002426

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #0c212f;
/* rgb */ color: rgb(12, 33, 47);
/* oklch */ color: oklch(23.8% 0.038 240.2);

Tailwind

colors: {
  custom: {
    50: '#4f5c67',
    500: '#0c212f',
    950: '#000000',
  },
}

SCSS

$custom: #0c212f;
$custom-light: #4f5c67;
$custom-dark: #000000;

JSON

{
  "hex": "#0c212f",
  "rgb": {
    "r": 12,
    "g": 33,
    "b": 47
  },
  "hsl": {
    "h": 204,
    "s": 59.322,
    "l": 11.569
  },
  "oklch": {
    "l": 0.23795,
    "c": 0.03813,
    "h": 240.2
  },
  "luminance": 0.01371
}

Semantic roles & 50–950 ramp

primary

#0C212F

secondary

#6B452C

accent

#8445E3

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020406

muted

#78797A

Preview Lab

Preview with #0C212F

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

Preview Lab → · Contrast checker → · Palette generator →