#040209#040209

#040209 is a very dark, muted violet. Relative luminance 0.001; OKLCH L 9.9% C 0.025 H 299.5°. Best body text is #FFFFFF at 20.63:1 contrast (WCAG AA passes).

Color values

HEX	#040209
RGB	rgb(4, 2, 9)
HSL	hsl(257, 64%, 2%)
HSV	hsv(257, 78%, 4%)
CMYK	cmyk(55.6%, 77.8%, 0%, 96.5%)
CIE-LAB	lab(0.80, 1.50, -2.46)
CIE-LCH	lch(0.80, 2.88, 301.25°)
OKLab	oklab(9.87% 0.0124 -0.022)
OKLCH	oklch(9.87% 0.025 299.5)
XYZ	xyz(0.1211, 0.0890, 0.2692)
Luminance	0.0009 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040209 #070902

analogous

#020409 #040209 #080209

triadic

#040209 #090402 #020904

tetradic

#040209 #090204 #070902 #020908

square

#040209 #090204 #070902 #020908

split-complementary

#040209 #090802 #040902

monochromatic

#0B0619 #0B0619 #0B0619 #1A0D3B #31186D

Accessibility & contrast

On white

20.63

#040209 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.02

#040209 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040209

20.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040209	#FFFFFF	#000000	##FFFFFF
##040209	1.00	20.63	1.02	20.63
#FFFFFF	20.63	1.00	21.00	1.00
#000000	1.02	21.00	1.00	21.00
##FFFFFF	20.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#010309

Deuteranopia (green-blind)

#010309

Tritanopia (blue-blind)

#030304

Achromatopsia (no color)

#030303

Design tokens & code

CSS

--color: #040209;
/* rgb */ color: rgb(4, 2, 9);
/* oklch */ color: oklch(9.9% 0.025 299.5);

Tailwind

colors: {
  custom: {
    50: '#48484b',
    500: '#040209',
    950: '#000000',
  },
}

SCSS

$custom: #040209;
$custom-light: #48484b;
$custom-dark: #000000;

JSON

{
  "hex": "#040209",
  "rgb": {
    "r": 4,
    "g": 2,
    "b": 9
  },
  "hsl": {
    "h": 257.143,
    "s": 63.636,
    "l": 2.157
  },
  "oklch": {
    "l": 0.09869,
    "c": 0.02526,
    "h": 299.5
  },
  "luminance": 0.00089
}

Semantic roles & 50–950 ramp

primary

#040209

secondary

#3D4A1D

accent

#E741B7

background

#F4F4F4

surface

#E6E6E7

border

#C2C2C3

text

#000001

muted

#777777

Preview Lab

Preview with #040209

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

Preview Lab → · Contrast checker → · Palette generator →