#040016#040016

#040016 is a very dark, muted violet. Relative luminance 0.001; OKLCH L 10.2% C 0.059 H 287.5°. Best body text is #FFFFFF at 20.65:1 contrast (WCAG AA passes).

Color values

HEX	#040016
RGB	rgb(4, 0, 22)
HSL	hsl(251, 100%, 4%)
HSV	hsv(251, 100%, 9%)
CMYK	cmyk(81.8%, 100%, 0%, 91.4%)
CIE-LAB	lab(0.76, 4.72, -9.64)
CIE-LCH	lch(0.76, 10.73, 296.10°)
OKLab	oklab(10.21% 0.0177 -0.056)
OKLCH	oklch(10.21% 0.059 287.5)
XYZ	xyz(0.1948, 0.0837, 0.7648)
Luminance	0.0008 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040016 #121600

analogous

#000716 #040016 #0F0016

triadic

#040016 #160400 #001604

tetradic

#040016 #160007 #121600 #00160F

square

#040016 #160007 #121600 #00160F

split-complementary

#040016 #160F00 #071600

monochromatic

#06001F #06001F #06001F #0F0053 #1A0090

Accessibility & contrast

On white

20.65

#040016 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.02

#040016 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040016

20.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040016	#FFFFFF	#000000	##FFFFFF
##040016	1.00	20.65	1.02	20.65
#FFFFFF	20.65	1.00	21.00	1.00
#000000	1.02	21.00	1.00	21.00
##FFFFFF	20.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000317

Deuteranopia (green-blind)

#000216

Tritanopia (blue-blind)

#000408

Achromatopsia (no color)

#030303

Design tokens & code

CSS

--color: #040016;
/* rgb */ color: rgb(4, 0, 22);
/* oklch */ color: oklch(10.2% 0.059 287.5);

Tailwind

colors: {
  custom: {
    50: '#484752',
    500: '#040016',
    950: '#000000',
  },
}

SCSS

$custom: #040016;
$custom-light: #484752;
$custom-dark: #000000;

JSON

{
  "hex": "#040016",
  "rgb": {
    "r": 4,
    "g": 0,
    "b": 22
  },
  "hsl": {
    "h": 250.909,
    "s": 100,
    "l": 4.314
  },
  "oklch": {
    "l": 0.10211,
    "c": 0.0587,
    "h": 287.5
  },
  "luminance": 0.00084
}

Semantic roles & 50–950 ramp

primary

#040016

secondary

#526111

accent

#FF29D8

background

#F4F3F4

surface

#E6E5E7

border

#C2C1C3

text

#000002

muted

#777778

Preview Lab

Preview with #040016

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

Preview Lab → · Contrast checker → · Palette generator →