#040013#040013

#040013 is a very dark, muted violet. Relative luminance 0.001; OKLCH L 9.7% C 0.055 H 291.2°. Best body text is #FFFFFF at 20.70:1 contrast (WCAG AA passes).

Color values

HEX	#040013
RGB	rgb(4, 0, 19)
HSL	hsl(253, 100%, 4%)
HSV	hsv(253, 100%, 7%)
CMYK	cmyk(78.9%, 100%, 0%, 92.5%)
CIE-LAB	lab(0.66, 4.03, -7.75)
CIE-LCH	lch(0.66, 8.74, 297.48°)
OKLab	oklab(9.74% 0.0198 -0.051)
OKLCH	oklch(9.74% 0.055 291.2)
XYZ	xyz(0.1676, 0.0728, 0.6212)
Luminance	0.0007 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040013 #0F1300

analogous

#000513 #040013 #0D0013

triadic

#040013 #130400 #001304

tetradic

#040013 #130005 #0F1300 #00130D

square

#040013 #130005 #0F1300 #00130D

split-complementary

#040013 #130D00 #051300

monochromatic

#06001F #06001F #06001F #110050 #1E008D

Accessibility & contrast

On white

20.70

#040013 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.01

#040013 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040013

20.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040013	#FFFFFF	#000000	##FFFFFF
##040013	1.00	20.70	1.01	20.70
#FFFFFF	20.70	1.00	21.00	1.00
#000000	1.01	21.00	1.00	21.00
##FFFFFF	20.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000314

Deuteranopia (green-blind)

#000213

Tritanopia (blue-blind)

#010307

Achromatopsia (no color)

#020202

Design tokens & code

CSS

--color: #040013;
/* rgb */ color: rgb(4, 0, 19);
/* oklch */ color: oklch(9.7% 0.055 291.2);

Tailwind

colors: {
  custom: {
    50: '#484750',
    500: '#040013',
    950: '#000000',
  },
}

SCSS

$custom: #040013;
$custom-light: #484750;
$custom-dark: #000000;

JSON

{
  "hex": "#040013",
  "rgb": {
    "r": 4,
    "g": 0,
    "b": 19
  },
  "hsl": {
    "h": 252.632,
    "s": 100,
    "l": 3.725
  },
  "oklch": {
    "l": 0.09736,
    "c": 0.0547,
    "h": 291.2
  },
  "luminance": 0.00073
}

Semantic roles & 50–950 ramp

primary

#040013

secondary

#4E5E11

accent

#FF29D2

background

#F4F3F4

surface

#E6E5E7

border

#C2C1C3

text

#000002

muted

#777778

Preview Lab

Preview with #040013

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

Preview Lab → · Contrast checker → · Palette generator →