#0A0C19#0A0C19

#0A0C19 is a very dark, muted blue. Relative luminance 0.004; OKLCH L 16.0% C 0.028 H 276.1°. Best body text is #FFFFFF at 19.45:1 contrast (WCAG AA passes).

Color values

HEX	#0A0C19
RGB	rgb(10, 12, 25)
HSL	hsl(232, 43%, 7%)
HSV	hsv(232, 60%, 10%)
CMYK	cmyk(60%, 52%, 0%, 90.2%)
CIE-LAB	lab(3.59, 2.22, -7.73)
CIE-LCH	lch(3.59, 8.04, 286.02°)
OKLab	oklab(15.98% 0.003 -0.0276)
OKLCH	oklch(15.98% 0.028 276.1)
XYZ	xyz(0.4321, 0.3976, 0.9735)
Luminance	0.0040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0C19 #19170A

analogous

#0A1419 #0A0C19 #100A19

triadic

#0A0C19 #190A0C #0C190A

tetradic

#0A0C19 #190A14 #19170A #0A1910

square

#0A0C19 #190A14 #19170A #0A1910

split-complementary

#0A0C19 #19100A #14190A

monochromatic

#090A16 #090A16 #0A0C19 #1B2145 #2D3670

Accessibility & contrast

On white

19.45

#0A0C19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#0A0C19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0C19

19.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0C19	#FFFFFF	#000000	##FFFFFF
##0A0C19	1.00	19.45	1.08	19.45
#FFFFFF	19.45	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#080D1A

Deuteranopia (green-blind)

#070C19

Tritanopia (blue-blind)

#060F11

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #0a0c19;
/* rgb */ color: rgb(10, 12, 25);
/* oklch */ color: oklch(16.0% 0.028 276.1);

Tailwind

colors: {
  custom: {
    50: '#4b4c55',
    500: '#0a0c19',
    950: '#000000',
  },
}

SCSS

$custom: #0a0c19;
$custom-light: #4b4c55;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0c19",
  "rgb": {
    "r": 10,
    "g": 12,
    "b": 25
  },
  "hsl": {
    "h": 232,
    "s": 42.857,
    "l": 6.863
  },
  "oklch": {
    "l": 0.15976,
    "c": 0.02774,
    "h": 276.1
  },
  "luminance": 0.00398
}

Semantic roles & 50–950 ramp

primary

#0A0C19

secondary

#524D2C

accent

#C255D3

background

#F4F4F4

surface

#E7E7E7

border

#C3C3C3

text

#010103

muted

#777778

Preview Lab

Preview with #0A0C19

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

Preview Lab → · Contrast checker → · Palette generator →