#040D00#040D00

#040D00 is a very dark, muted green. Relative luminance 0.003; OKLCH L 14.3% C 0.040 H 133.1°. Best body text is #FFFFFF at 19.76:1 contrast (WCAG AA passes).

Color values

HEX	#040D00
RGB	rgb(4, 13, 0)
HSL	hsl(102, 100%, 3%)
HSV	hsv(102, 100%, 5%)
CMYK	cmyk(69.2%, 0%, 100%, 94.9%)
CIE-LAB	lab(2.83, -4.26, 4.16)
CIE-LCH	lch(2.83, 5.96, 135.67°)
OKLab	oklab(14.31% -0.0277 0.0295)
OKLCH	oklch(14.31% 0.04 133.1)
XYZ	xyz(0.1940, 0.3136, 0.0503)
Luminance	0.0031 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040D00 #09000D

analogous

#0B0D00 #040D00 #000D02

triadic

#040D00 #00040D #0D0004

tetradic

#040D00 #000B0D #09000D #0D0200

square

#040D00 #000B0D #09000D #0D0200

split-complementary

#040D00 #02000D #0D000B

monochromatic

#091F00 #091F00 #091F00 #174A00 #2A8700

Accessibility & contrast

On white

19.76

#040D00 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#040D00 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040D00

19.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040D00	#FFFFFF	#000000	##FFFFFF
##040D00	1.00	19.76	1.06	19.76
#FFFFFF	19.76	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E0B00

Deuteranopia (green-blind)

#0D0A01

Tritanopia (blue-blind)

#040C09

Achromatopsia (no color)

#0A0A0A

Design tokens & code

CSS

--color: #040d00;
/* rgb */ color: rgb(4, 13, 0);
/* oklch */ color: oklch(14.3% 0.040 133.1);

Tailwind

colors: {
  custom: {
    50: '#484c47',
    500: '#040d00',
    950: '#000000',
  },
}

SCSS

$custom: #040d00;
$custom-light: #484c47;
$custom-dark: #000000;

JSON

{
  "hex": "#040d00",
  "rgb": {
    "r": 4,
    "g": 13,
    "b": 0
  },
  "hsl": {
    "h": 101.538,
    "s": 100,
    "l": 2.549
  },
  "oklch": {
    "l": 0.14314,
    "c": 0.04049,
    "h": 133.1
  },
  "luminance": 0.00314
}

Semantic roles & 50–950 ramp

primary

#040D00

secondary

#431059

accent

#29FFBD

background

#F4F4F3

surface

#E6E7E5

border

#C2C3C1

text

#000100

muted

#777777

Preview Lab

Preview with #040D00

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

Preview Lab → · Contrast checker → · Palette generator →