#04040C#04040C

#04040C is a very dark, muted blue. Relative luminance 0.001; OKLCH L 11.3% C 0.022 H 282.3°. Best body text is #FFFFFF at 20.43:1 contrast (WCAG AA passes).

Color values

HEX	#04040C
RGB	rgb(4, 4, 12)
HSL	hsl(240, 50%, 3%)
HSV	hsv(240, 67%, 5%)
CMYK	cmyk(66.7%, 66.7%, 0%, 95.3%)
CIE-LAB	lab(1.26, 1.13, -3.07)
CIE-LCH	lch(1.26, 3.27, 290.15°)
OKLab	oklab(11.31% 0.0047 -0.0215)
OKLCH	oklch(11.31% 0.022 282.3)
XYZ	xyz(0.1598, 0.1392, 0.3662)
Luminance	0.0014 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04040C #0C0C04

analogous

#04080C #04040C #08040C

triadic

#04040C #0C0404 #040C04

tetradic

#04040C #0C0408 #0C0C04 #040C08

square

#04040C #0C0408 #0C0C04 #040C08

split-complementary

#04040C #0C0804 #080C04

monochromatic

#080817 #080817 #080817 #13133A #232368

Accessibility & contrast

On white

20.43

#04040C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.03

#04040C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04040C

20.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04040C	#FFFFFF	#000000	##FFFFFF
##04040C	1.00	20.43	1.03	20.43
#FFFFFF	20.43	1.00	21.00	1.00
#000000	1.03	21.00	1.00	21.00
##FFFFFF	20.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#02050C

Deuteranopia (green-blind)

#02040C

Tritanopia (blue-blind)

#030506

Achromatopsia (no color)

#050505

Design tokens & code

CSS

--color: #04040c;
/* rgb */ color: rgb(4, 4, 12);
/* oklch */ color: oklch(11.3% 0.022 282.3);

Tailwind

colors: {
  custom: {
    50: '#48484c',
    500: '#04040c',
    950: '#000000',
  },
}

SCSS

$custom: #04040c;
$custom-light: #48484c;
$custom-dark: #000000;

JSON

{
  "hex": "#04040c",
  "rgb": {
    "r": 4,
    "g": 4,
    "b": 12
  },
  "hsl": {
    "h": 240,
    "s": 50,
    "l": 3.137
  },
  "oklch": {
    "l": 0.11305,
    "c": 0.02198,
    "h": 282.3
  },
  "luminance": 0.00139
}

Semantic roles & 50–950 ramp

primary

#04040C

secondary

#494923

accent

#DA4EDA

background

#F4F4F4

surface

#E6E6E7

border

#C2C2C3

text

#000001

muted

#777777

Preview Lab

Preview with #04040C

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

Preview Lab → · Contrast checker → · Palette generator →