#000400#000400

#000400 is a very dark, muted green. Relative luminance 0.001; OKLCH L 9.2% C 0.031 H 142.5°. Best body text is #FFFFFF at 20.64:1 contrast (WCAG AA passes).

Color values

HEX	#000400
RGB	rgb(0, 4, 0)
HSL	hsl(120, 100%, 1%)
HSV	hsv(120, 100%, 2%)
CMYK	cmyk(100%, 0%, 100%, 98.4%)
CIE-LAB	lab(0.78, -1.60, 1.14)
CIE-LCH	lch(0.78, 1.97, 144.45°)
OKLab	oklab(9.24% -0.0249 0.0192)
OKLCH	oklch(9.24% 0.031 142.5)
XYZ	xyz(0.0434, 0.0868, 0.0145)
Luminance	0.0009 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#000400 #040004

analogous

#020400 #000400 #000402

triadic

#000400 #000004 #040000

tetradic

#000400 #000204 #040004 #040200

square

#000400 #000204 #040004 #040200

split-complementary

#000400 #020004 #040002

monochromatic

#001F00 #001F00 #001F00 #004100 #007E00

Accessibility & contrast

On white

20.64

#000400 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.02

#000400 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #000400

20.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##000400	#FFFFFF	#000000	##FFFFFF
##000400	1.00	20.64	1.02	20.64
#FFFFFF	20.64	1.00	21.00	1.00
#000000	1.02	21.00	1.00	21.00
##FFFFFF	20.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#040300

Deuteranopia (green-blind)

#030300

Tritanopia (blue-blind)

#000403

Achromatopsia (no color)

#030303

Design tokens & code

CSS

--color: #000400;
/* rgb */ color: rgb(0, 4, 0);
/* oklch */ color: oklch(9.2% 0.031 142.5);

Tailwind

colors: {
  custom: {
    50: '#474847',
    500: '#000400',
    950: '#000000',
  },
}

SCSS

$custom: #000400;
$custom-light: #474847;
$custom-dark: #000000;

JSON

{
  "hex": "#000400",
  "rgb": {
    "r": 0,
    "g": 4,
    "b": 0
  },
  "hsl": {
    "h": 120,
    "s": 100,
    "l": 0.784
  },
  "oklch": {
    "l": 0.09243,
    "c": 0.03145,
    "h": 142.5
  },
  "luminance": 0.00087
}

Semantic roles & 50–950 ramp

primary

#000400

secondary

#510E51

accent

#29FFFF

background

#F3F4F3

surface

#E5E6E5

border

#C1C2C1

text

#000000

muted

#777777

Preview Lab

Preview with #000400

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

Preview Lab → · Contrast checker → · Palette generator →