#04310B#04310B

#04310B is a dark, moderate green. Relative luminance 0.022; OKLCH L 27.4% C 0.080 H 145.4°. Best body text is #FFFFFF at 14.49:1 contrast (WCAG AA passes).

Color values

HEX	#04310B
RGB	rgb(4, 49, 11)
HSL	hsl(129, 85%, 10%)
HSV	hsv(129, 92%, 19%)
CMYK	cmyk(91.8%, 0%, 77.6%, 80.8%)
CIE-LAB	lab(16.73, -24.38, 19.03)
CIE-LCH	lch(16.73, 30.92, 142.02°)
OKLab	oklab(27.41% -0.0657 0.0453)
OKLCH	oklch(27.41% 0.08 145.4)
XYZ	xyz(1.2087, 2.2465, 0.6864)
Luminance	0.0225 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04310B #31042A

analogous

#133104 #04310B #043121

triadic

#04310B #0B0431 #310B04

tetradic

#04310B #041331 #31042A #312104

square

#04310B #041331 #31042A #312104

split-complementary

#04310B #210431 #310413

monochromatic

#021C06 #021C06 #04310B #096A18 #0DA224

Accessibility & contrast

On white

14.49

#04310B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#04310B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04310B

14.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04310B	#FFFFFF	#000000	##FFFFFF
##04310B	1.00	14.49	1.45	14.49
#FFFFFF	14.49	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322B07

Deuteranopia (green-blind)

#2D280E

Tritanopia (blue-blind)

#002F29

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #04310b;
/* rgb */ color: rgb(4, 49, 11);
/* oklch */ color: oklch(27.4% 0.080 145.4);

Tailwind

colors: {
  custom: {
    50: '#4d6a4c',
    500: '#04310b',
    950: '#000000',
  },
}

SCSS

$custom: #04310b;
$custom-light: #4d6a4c;
$custom-dark: #000000;

JSON

{
  "hex": "#04310b",
  "rgb": {
    "r": 4,
    "g": 49,
    "b": 11
  },
  "hsl": {
    "h": 129.333,
    "s": 84.906,
    "l": 10.392
  },
  "oklch": {
    "l": 0.27412,
    "c": 0.0798,
    "h": 145.4
  },
  "luminance": 0.02247
}

Semantic roles & 50–950 ramp

primary

#04310B

secondary

#731D66

accent

#2DDBFB

background

#F4F6F4

surface

#E7EBE7

border

#C3C6C3

text

#020601

muted

#787A77

Preview Lab

Preview with #04310B

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

Preview Lab → · Contrast checker → · Palette generator →