#04071C#04071C

#04071C is a very dark, muted blue. Relative luminance 0.003; OKLCH L 14.1% C 0.046 H 270.7°. Best body text is #FFFFFF at 19.95:1 contrast (WCAG AA passes).

Color values

HEX	#04071C
RGB	rgb(4, 7, 28)
HSL	hsl(233, 75%, 6%)
HSV	hsv(233, 86%, 11%)
CMYK	cmyk(85.7%, 75%, 0%, 89%)
CIE-LAB	lab(2.36, 3.56, -11.98)
CIE-LCH	lch(2.36, 12.50, 286.56°)
OKLab	oklab(14.05% 0.0006 -0.0462)
OKLCH	oklch(14.05% 0.046 270.7)
XYZ	xyz(0.3356, 0.2616, 1.1312)
Luminance	0.0026 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04071C #1C1904

analogous

#04131C #04071C #0D041C

triadic

#04071C #1C0407 #071C04

tetradic

#04071C #1C0413 #1C1904 #041C0D

square

#04071C #1C0413 #1C1904 #041C0D

split-complementary

#04071C #1C0D04 #131C04

monochromatic

#04071B #04071B #04071C #0C1452 #132287

Accessibility & contrast

On white

19.95

#04071C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#04071C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04071C

19.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04071C	#FFFFFF	#000000	##FFFFFF
##04071C	1.00	19.95	1.05	19.95
#FFFFFF	19.95	1.00	21.00	1.00
#000000	1.05	21.00	1.00	21.00
##FFFFFF	19.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000A1D

Deuteranopia (green-blind)

#00081C

Tritanopia (blue-blind)

#000C10

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #04071c;
/* rgb */ color: rgb(4, 7, 28);
/* oklch */ color: oklch(14.1% 0.046 270.7);

Tailwind

colors: {
  custom: {
    50: '#484a58',
    500: '#04071c',
    950: '#000000',
  },
}

SCSS

$custom: #04071c;
$custom-light: #484a58;
$custom-dark: #000000;

JSON

{
  "hex": "#04071c",
  "rgb": {
    "r": 4,
    "g": 7,
    "b": 28
  },
  "hsl": {
    "h": 232.5,
    "s": 75,
    "l": 6.275
  },
  "oklch": {
    "l": 0.14054,
    "c": 0.04622,
    "h": 270.7
  },
  "luminance": 0.00262
}

Semantic roles & 50–950 ramp

primary

#04071C

secondary

#5E561D

accent

#DA36F2

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000103

muted

#777778

Preview Lab

Preview with #04071C

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

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