#043F0B#043F0B

#043F0B is a dark, moderate green. Relative luminance 0.036; OKLCH L 32.1% C 0.099 H 144.3°. Best body text is #FFFFFF at 12.20:1 contrast (WCAG AA passes).

Color values

HEX	#043F0B
RGB	rgb(4, 63, 11)
HSL	hsl(127, 88%, 13%)
HSV	hsv(127, 94%, 25%)
CMYK	cmyk(93.7%, 0%, 82.5%, 75.3%)
CIE-LAB	lab(22.32, -29.76, 25.43)
CIE-LCH	lch(22.32, 39.14, 139.49°)
OKLab	oklab(32.06% -0.0804 0.0578)
OKLCH	oklch(32.06% 0.099 144.3)
XYZ	xyz(1.8878, 3.6048, 0.9128)
Luminance	0.0360 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 1.11

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#043F0B #3F0438

analogous

#1A3F04 #043F0B #043F28

triadic

#043F0B #0B043F #3F0B04

tetradic

#043F0B #041A3F #3F0438 #3F2804

square

#043F0B #041A3F #3F0438 #3F2804

split-complementary

#043F0B #28043F #3F041A

monochromatic

#021D05 #021D05 #043F0B #087915 #0BB21F

Accessibility & contrast

On white

12.20

#043F0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#043F0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #043F0B

12.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##043F0B	#FFFFFF	#000000	##FFFFFF
##043F0B	1.00	12.20	1.72	12.20
#FFFFFF	12.20	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403804

Deuteranopia (green-blind)

#3A3410

Tritanopia (blue-blind)

#003D35

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #043f0b;
/* rgb */ color: rgb(4, 63, 11);
/* oklch */ color: oklch(32.1% 0.099 144.3);

Tailwind

colors: {
  custom: {
    50: '#52754d',
    500: '#043f0b',
    950: '#000000',
  },
}

SCSS

$custom: #043f0b;
$custom-light: #52754d;
$custom-dark: #000000;

JSON

{
  "hex": "#043f0b",
  "rgb": {
    "r": 4,
    "g": 63,
    "b": 11
  },
  "hsl": {
    "h": 127.119,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.3206,
    "c": 0.09899,
    "h": 144.3
  },
  "luminance": 0.03605
}

Semantic roles & 50–950 ramp

primary

#043F0B

secondary

#801E75

accent

#2AE5FE

background

#F4F7F4

surface

#E8EDE7

border

#C4C8C3

text

#030801

muted

#787B77

Preview Lab

Preview with #043F0B

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

Preview Lab → · Contrast checker → · Palette generator →