#04030E#04030E

#04030E is a very dark, muted blue. Relative luminance 0.001; OKLCH L 11.0% C 0.030 H 286.6°. Best body text is #FFFFFF at 20.50:1 contrast (WCAG AA passes).

Color values

HEX	#04030E
RGB	rgb(4, 3, 14)
HSL	hsl(245, 65%, 3%)
HSV	hsv(245, 79%, 5%)
CMYK	cmyk(71.4%, 78.6%, 0%, 94.5%)
CIE-LAB	lab(1.11, 1.86, -4.25)
CIE-LCH	lch(1.11, 4.64, 293.63°)
OKLab	oklab(10.95% 0.0086 -0.029)
OKLCH	oklch(10.95% 0.03 286.6)
XYZ	xyz(0.1619, 0.1226, 0.4305)
Luminance	0.0012 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04030E #0D0E03

analogous

#03070E #04030E #09030E

triadic

#04030E #0E0403 #030E04

tetradic

#04030E #0E0307 #0D0E03 #030E09

square

#04030E #0E0307 #0D0E03 #030E09

split-complementary

#04030E #0E0903 #070E03

monochromatic

#070519 #070519 #070519 #120E40 #211973

Accessibility & contrast

On white

20.50

#04030E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.02

#04030E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04030E

20.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04030E	#FFFFFF	#000000	##FFFFFF
##04030E	1.00	20.50	1.02	20.50
#FFFFFF	20.50	1.00	21.00	1.00
#000000	1.02	21.00	1.00	21.00
##FFFFFF	20.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01040E

Deuteranopia (green-blind)

#01040E

Tritanopia (blue-blind)

#020506

Achromatopsia (no color)

#040404

Design tokens & code

CSS

--color: #04030e;
/* rgb */ color: rgb(4, 3, 14);
/* oklch */ color: oklch(11.0% 0.030 286.6);

Tailwind

colors: {
  custom: {
    50: '#48484d',
    500: '#04030e',
    950: '#000000',
  },
}

SCSS

$custom: #04030e;
$custom-light: #48484d;
$custom-dark: #000000;

JSON

{
  "hex": "#04030e",
  "rgb": {
    "r": 4,
    "g": 3,
    "b": 14
  },
  "hsl": {
    "h": 245.455,
    "s": 64.706,
    "l": 3.333
  },
  "oklch": {
    "l": 0.10954,
    "c": 0.03031,
    "h": 286.6
  },
  "luminance": 0.00123
}

Semantic roles & 50–950 ramp

primary

#04030E

secondary

#4B4F1E

accent

#E840D8

background

#F4F4F4

surface

#E6E6E7

border

#C2C2C3

text

#000001

muted

#777777

Preview Lab

Preview with #04030E

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

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