#040406#040406

#040406 is a very dark, near-neutral blue. Relative luminance 0.001; OKLCH L 10.8% C 0.007 H 285.2°. Best body text is #FFFFFF at 20.48:1 contrast (WCAG AA passes).

Color values

HEX	#040406
RGB	rgb(4, 4, 6)
HSL	hsl(240, 20%, 2%)
HSV	hsv(240, 33%, 2%)
CMYK	cmyk(33.3%, 33.3%, 0%, 97.6%)
CIE-LAB	lab(1.14, 0.28, -0.76)
CIE-LCH	lch(1.14, 0.81, 290.29°)
OKLab	oklab(10.83% 0.0018 -0.0067)
OKLCH	oklch(10.83% 0.007 285.2)
XYZ	xyz(0.1264, 0.1258, 0.1899)
Luminance	0.0013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040406 #060604

analogous

#040506 #040406 #050406

triadic

#040406 #060404 #040604

tetradic

#040406 #060405 #060604 #040605

square

#040406 #060405 #060604 #040605

split-complementary

#040406 #060504 #050604

monochromatic

#0C0C12 #0C0C12 #0C0C12 #1C1C2B #35354F

Accessibility & contrast

On white

20.48

#040406 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.03

#040406 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040406

20.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040406	#FFFFFF	#000000	##FFFFFF
##040406	1.00	20.48	1.03	20.48
#FFFFFF	20.48	1.00	21.00	1.00
#000000	1.03	21.00	1.00	21.00
##FFFFFF	20.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#040406

Deuteranopia (green-blind)

#040406

Tritanopia (blue-blind)

#040405

Achromatopsia (no color)

#040404

Design tokens & code

CSS

--color: #040406;
/* rgb */ color: rgb(4, 4, 6);
/* oklch */ color: oklch(10.8% 0.007 285.2);

Tailwind

colors: {
  custom: {
    50: '#484849',
    500: '#040406',
    950: '#000000',
  },
}

SCSS

$custom: #040406;
$custom-light: #484849;
$custom-dark: #000000;

JSON

{
  "hex": "#040406",
  "rgb": {
    "r": 4,
    "g": 4,
    "b": 6
  },
  "hsl": {
    "h": 240,
    "s": 20,
    "l": 1.961
  },
  "oklch": {
    "l": 0.10832,
    "c": 0.00699,
    "h": 285.2
  },
  "luminance": 0.00126
}

Semantic roles & 50–950 ramp

primary

#040406

secondary

#3A3A2C

accent

#BD6BBD

background

#F4F4F4

surface

#E6E6E6

border

#C2C2C2

text

#000000

muted

#777777

Preview Lab

Preview with #040406

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

Preview Lab → · Contrast checker → · Palette generator →