#183D0B#183D0B

#183D0B is a dark, moderate green. Relative luminance 0.036; OKLCH L 32.1% C 0.088 H 138.9°. Best body text is #FFFFFF at 12.27:1 contrast (WCAG AA passes).

Color values

HEX	#183D0B
RGB	rgb(24, 61, 11)
HSL	hsl(104, 69%, 14%)
HSV	hsv(104, 82%, 24%)
CMYK	cmyk(60.7%, 0%, 82%, 76.1%)
CIE-LAB	lab(22.14, -23.99, 25.42)
CIE-LCH	lch(22.14, 34.95, 133.33°)
OKLab	oklab(32.09% -0.0661 0.0577)
OKLCH	oklch(32.09% 0.088 138.9)
XYZ	xyz(2.1058, 3.5557, 0.8919)
Luminance	0.0356 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183D0B #300B3D

analogous

#313D0B #183D0B #0B3D17

triadic

#183D0B #0B183D #3D0B18

tetradic

#183D0B #0B313D #300B3D #3D170B

square

#183D0B #0B313D #300B3D #3D170B

split-complementary

#183D0B #170B3D #3D0B31

monochromatic

#0A1A05 #0A1A05 #183D0B #2C7114 #41A51E

Accessibility & contrast

On white

12.27

#183D0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#183D0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183D0B

12.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183D0B	#FFFFFF	#000000	##FFFFFF
##183D0B	1.00	12.27	1.71	12.27
#FFFFFF	12.27	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3704

Deuteranopia (green-blind)

#3A3410

Tritanopia (blue-blind)

#153B33

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #183d0b;
/* rgb */ color: rgb(24, 61, 11);
/* oklch */ color: oklch(32.1% 0.088 138.9);

Tailwind

colors: {
  custom: {
    50: '#5a734d',
    500: '#183d0b',
    950: '#000000',
  },
}

SCSS

$custom: #183d0b;
$custom-light: #5a734d;
$custom-dark: #000000;

JSON

{
  "hex": "#183d0b",
  "rgb": {
    "r": 24,
    "g": 61,
    "b": 11
  },
  "hsl": {
    "h": 104.4,
    "s": 69.444,
    "l": 14.118
  },
  "oklch": {
    "l": 0.32086,
    "c": 0.0877,
    "h": 138.9
  },
  "luminance": 0.03556
}

Semantic roles & 50–950 ramp

primary

#183D0B

secondary

#652A7A

accent

#3CECBE

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#040801

muted

#797B77

Preview Lab

Preview with #183D0B

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

Preview Lab → · Contrast checker → · Palette generator →