#04391B#04391B

#04391B is a dark, moderate green. Relative luminance 0.030; OKLCH L 30.3% C 0.075 H 152.6°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#04391B
RGB	rgb(4, 57, 27)
HSL	hsl(146, 87%, 12%)
HSV	hsv(146, 93%, 22%)
CMYK	cmyk(93%, 0%, 52.6%, 77.6%)
CIE-LAB	lab(20.17, -24.86, 14.08)
CIE-LCH	lch(20.17, 28.57, 150.47°)
OKLab	oklab(30.34% -0.0667 0.0346)
OKLCH	oklch(30.34% 0.075 152.6)
XYZ	xyz(1.7109, 3.0310, 1.5316)
Luminance	0.0303 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 6.70

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04391B #390422

analogous

#073904 #04391B #043936

triadic

#04391B #1B0439 #391B04

tetradic

#04391B #040739 #390422 #393604

square

#04391B #040739 #390422 #393604

split-complementary

#04391B #360439 #390407

monochromatic

#021D0E #021D0E #04391B #087236 #0CAB51

Accessibility & contrast

On white

13.07

#04391B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#04391B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04391B

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04391B	#FFFFFF	#000000	##FFFFFF
##04391B	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393319

Deuteranopia (green-blind)

#332F1D

Tritanopia (blue-blind)

#003832

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #04391b;
/* rgb */ color: rgb(4, 57, 27);
/* oklch */ color: oklch(30.3% 0.075 152.6);

Tailwind

colors: {
  custom: {
    50: '#4f7057',
    500: '#04391b',
    950: '#000000',
  },
}

SCSS

$custom: #04391b;
$custom-light: #4f7057;
$custom-dark: #000000;

JSON

{
  "hex": "#04391b",
  "rgb": {
    "r": 4,
    "g": 57,
    "b": 27
  },
  "hsl": {
    "h": 146.038,
    "s": 86.885,
    "l": 11.961
  },
  "oklch": {
    "l": 0.3034,
    "c": 0.07518,
    "h": 152.6
  },
  "luminance": 0.03031
}

Semantic roles & 50–950 ramp

primary

#04391B

secondary

#7B1E53

accent

#2BA2FD

background

#F4F6F5

surface

#E7ECE9

border

#C3C7C5

text

#020703

muted

#787A78

Preview Lab

Preview with #04391B

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

Preview Lab → · Contrast checker → · Palette generator →