#04050E#04050E

#04050E is a very dark, muted blue. Relative luminance 0.002; OKLCH L 12.0% C 0.023 H 275.5°. Best body text is #FFFFFF at 20.33:1 contrast (WCAG AA passes).

Color values

HEX	#04050E
RGB	rgb(4, 5, 14)
HSL	hsl(234, 56%, 4%)
HSV	hsv(234, 71%, 5%)
CMYK	cmyk(71.4%, 64.3%, 0%, 94.5%)
CIE-LAB	lab(1.50, 1.05, -3.68)
CIE-LCH	lch(1.50, 3.82, 286.00°)
OKLab	oklab(11.96% 0.0022 -0.0229)
OKLCH	oklch(11.96% 0.023 275.5)
XYZ	xyz(0.1836, 0.1661, 0.4378)
Luminance	0.0017 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04050E #0E0D04

analogous

#040A0E #04050E #08040E

triadic

#04050E #0E0405 #050E04

tetradic

#04050E #0E040A #0E0D04 #040E08

square

#04050E #0E040A #0E0D04 #040E08

split-complementary

#04050E #0E0804 #0A0E04

monochromatic

#070818 #070818 #070818 #12163E #1F276D

Accessibility & contrast

On white

20.33

#04050E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.03

#04050E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04050E

20.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04050E	#FFFFFF	#000000	##FFFFFF
##04050E	1.00	20.33	1.03	20.33
#FFFFFF	20.33	1.00	21.00	1.00
#000000	1.03	21.00	1.00	21.00
##FFFFFF	20.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#03060E

Deuteranopia (green-blind)

#02050E

Tritanopia (blue-blind)

#020608

Achromatopsia (no color)

#050505

Design tokens & code

CSS

--color: #04050e;
/* rgb */ color: rgb(4, 5, 14);
/* oklch */ color: oklch(12.0% 0.023 275.5);

Tailwind

colors: {
  custom: {
    50: '#48494d',
    500: '#04050e',
    950: '#000000',
  },
}

SCSS

$custom: #04050e;
$custom-light: #48494d;
$custom-dark: #000000;

JSON

{
  "hex": "#04050e",
  "rgb": {
    "r": 4,
    "g": 5,
    "b": 14
  },
  "hsl": {
    "h": 234,
    "s": 55.556,
    "l": 3.529
  },
  "oklch": {
    "l": 0.11955,
    "c": 0.02299,
    "h": 275.5
  },
  "luminance": 0.00166
}

Semantic roles & 50–950 ramp

primary

#04050E

secondary

#4C4822

accent

#D049DF

background

#F4F4F4

surface

#E6E6E7

border

#C2C2C3

text

#000001

muted

#777777

Preview Lab

Preview with #04050E

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

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