#0C0C19#0C0C19

#0C0C19 is a very dark, muted blue. Relative luminance 0.004; OKLCH L 16.2% C 0.027 H 282.9°. Best body text is #FFFFFF at 19.40:1 contrast (WCAG AA passes).

Color values

HEX	#0C0C19
RGB	rgb(12, 12, 25)
HSL	hsl(240, 35%, 7%)
HSV	hsv(240, 52%, 10%)
CMYK	cmyk(52%, 52%, 0%, 90.2%)
CIE-LAB	lab(3.72, 2.77, -7.54)
CIE-LCH	lch(3.72, 8.03, 290.17°)
OKLab	oklab(16.19% 0.0061 -0.0265)
OKLCH	oklch(16.19% 0.027 282.9)
XYZ	xyz(0.4585, 0.4113, 0.9747)
Luminance	0.0041 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C0C19 #19190C

analogous

#0C1319 #0C0C19 #130C19

triadic

#0C0C19 #190C0C #0C190C

tetradic

#0C0C19 #190C13 #19190C #0C1913

square

#0C0C19 #190C13 #19190C #0C1913

split-complementary

#0C0C19 #19130C #13190C

monochromatic

#0A0A15 #0A0A15 #0C0C19 #202042 #34346C

Accessibility & contrast

On white

19.40

#0C0C19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#0C0C19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C0C19

19.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C0C19	#FFFFFF	#000000	##FFFFFF
##0C0C19	1.00	19.40	1.08	19.40
#FFFFFF	19.40	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#080E1A

Deuteranopia (green-blind)

#080D19

Tritanopia (blue-blind)

#090E11

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #0c0c19;
/* rgb */ color: rgb(12, 12, 25);
/* oklch */ color: oklch(16.2% 0.027 282.9);

Tailwind

colors: {
  custom: {
    50: '#4c4c55',
    500: '#0c0c19',
    950: '#000000',
  },
}

SCSS

$custom: #0c0c19;
$custom-light: #4c4c55;
$custom-dark: #000000;

JSON

{
  "hex": "#0c0c19",
  "rgb": {
    "r": 12,
    "g": 12,
    "b": 25
  },
  "hsl": {
    "h": 240,
    "s": 35.135,
    "l": 7.255
  },
  "oklch": {
    "l": 0.16189,
    "c": 0.02722,
    "h": 282.9
  },
  "luminance": 0.00411
}

Semantic roles & 50–950 ramp

primary

#0C0C19

secondary

#505031

accent

#CB5DCB

background

#F4F4F4

surface

#E7E7E7

border

#C3C3C3

text

#010103

muted

#777778

Preview Lab

Preview with #0C0C19

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

Preview Lab → · Contrast checker → · Palette generator →