#04081D#04081D

#04081D is a very dark, muted blue. Relative luminance 0.003; OKLCH L 14.5% C 0.046 H 269.0°. Best body text is #FFFFFF at 19.86:1 contrast (WCAG AA passes).

Color values

HEX	#04081D
RGB	rgb(4, 8, 29)
HSL	hsl(230, 76%, 6%)
HSV	hsv(230, 86%, 11%)
CMYK	cmyk(86.2%, 72.4%, 0%, 88.6%)
CIE-LAB	lab(2.60, 3.47, -12.42)
CIE-LCH	lch(2.60, 12.89, 285.60°)
OKLab	oklab(14.48% -0.0008 -0.046)
OKLCH	oklch(14.48% 0.046 269)
XYZ	xyz(0.3586, 0.2882, 1.1989)
Luminance	0.0029 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04081D #1D1904

analogous

#04151D #04081D #0D041D

triadic

#04081D #1D0408 #081D04

tetradic

#04081D #1D0415 #1D1904 #041D0D

square

#04081D #1D0415 #1D1904 #041D0D

split-complementary

#04081D #1D0D04 #151D04

monochromatic

#04071B #04071B #04081D #0B1753 #132689

Accessibility & contrast

On white

19.86

#04081D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#04081D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04081D

19.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04081D	#FFFFFF	#000000	##FFFFFF
##04081D	1.00	19.86	1.06	19.86
#FFFFFF	19.86	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#010B1E

Deuteranopia (green-blind)

#00081D

Tritanopia (blue-blind)

#000D11

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #04081d;
/* rgb */ color: rgb(4, 8, 29);
/* oklch */ color: oklch(14.5% 0.046 269.0);

Tailwind

colors: {
  custom: {
    50: '#484a58',
    500: '#04081d',
    950: '#000000',
  },
}

SCSS

$custom: #04081d;
$custom-light: #484a58;
$custom-dark: #000000;

JSON

{
  "hex": "#04081d",
  "rgb": {
    "r": 4,
    "g": 8,
    "b": 29
  },
  "hsl": {
    "h": 230.4,
    "s": 75.758,
    "l": 6.471
  },
  "oklch": {
    "l": 0.14479,
    "c": 0.04606,
    "h": 269
  },
  "luminance": 0.00288
}

Semantic roles & 50–950 ramp

primary

#04081D

secondary

#5F551D

accent

#D435F2

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000103

muted

#777778

Preview Lab

Preview with #04081D

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

Preview Lab → · Contrast checker → · Palette generator →