#04041D#04041D

#04041D is a very dark, muted blue. Relative luminance 0.002; OKLCH L 13.1% C 0.055 H 275.6°. Best body text is #FFFFFF at 20.19:1 contrast (WCAG AA passes).

Color values

HEX	#04041D
RGB	rgb(4, 4, 29)
HSL	hsl(240, 76%, 6%)
HSV	hsv(240, 86%, 11%)
CMYK	cmyk(86.2%, 86.2%, 0%, 88.6%)
CIE-LAB	lab(1.82, 5.07, -13.59)
CIE-LCH	lch(1.82, 14.51, 290.47°)
OKLab	oklab(13.1% 0.0054 -0.055)
OKLCH	oklch(13.1% 0.055 275.6)
XYZ	xyz(0.3152, 0.2013, 1.1844)
Luminance	0.0020 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 9.56

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04041D #1D1D04

analogous

#04111D #04041D #11041D

triadic

#04041D #1D0404 #041D04

tetradic

#04041D #1D0411 #1D1D04 #041D11

square

#04041D #1D0411 #1D1D04 #041D11

split-complementary

#04041D #1D1104 #111D04

monochromatic

#04041B #04041B #04041D #0B0B53 #131389

Accessibility & contrast

On white

20.19

#04041D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#04041D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04041D

20.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04041D	#FFFFFF	#000000	##FFFFFF
##04041D	1.00	20.19	1.04	20.19
#FFFFFF	20.19	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00081E

Deuteranopia (green-blind)

#00061C

Tritanopia (blue-blind)

#00090E

Achromatopsia (no color)

#070707

Design tokens & code

CSS

--color: #04041d;
/* rgb */ color: rgb(4, 4, 29);
/* oklch */ color: oklch(13.1% 0.055 275.6);

Tailwind

colors: {
  custom: {
    50: '#484858',
    500: '#04041d',
    950: '#000000',
  },
}

SCSS

$custom: #04041d;
$custom-light: #484858;
$custom-dark: #000000;

JSON

{
  "hex": "#04041d",
  "rgb": {
    "r": 4,
    "g": 4,
    "b": 29
  },
  "hsl": {
    "h": 240,
    "s": 75.758,
    "l": 6.471
  },
  "oklch": {
    "l": 0.13101,
    "c": 0.05528,
    "h": 275.6
  },
  "luminance": 0.00201
}

Semantic roles & 50–950 ramp

primary

#04041D

secondary

#5F5F1D

accent

#F235F2

background

#F4F4F5

surface

#E6E6E9

border

#C2C2C5

text

#000003

muted

#777778

Preview Lab

Preview with #04041D

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

Preview Lab → · Contrast checker → · Palette generator →