#183C10#183C10

#183C10 is a dark, moderate green. Relative luminance 0.035; OKLCH L 31.8% C 0.082 H 140.2°. Best body text is #FFFFFF at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#183C10
RGB	rgb(24, 60, 16)
HSL	hsl(109, 58%, 15%)
HSV	hsv(109, 73%, 24%)
CMYK	cmyk(60%, 0%, 73.3%, 76.5%)
CIE-LAB	lab(21.81, -22.99, 22.64)
CIE-LCH	lch(21.81, 32.27, 135.44°)
OKLab	oklab(31.83% -0.063 0.0525)
OKLCH	oklch(31.83% 0.082 140.2)
XYZ	xyz(2.0860, 3.4632, 1.0486)
Luminance	0.0346 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183C10 #34103C

analogous

#2E3C10 #183C10 #103C1E

triadic

#183C10 #10183C #3C1018

tetradic

#183C10 #102E3C #34103C #3C1E10

square

#183C10 #102E3C #34103C #3C1E10

split-complementary

#183C10 #1E103C #3C102E

monochromatic

#0A1806 #0A1806 #183C10 #2B6C1D #3F9D2A

Accessibility & contrast

On white

12.41

#183C10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#183C10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183C10

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183C10	#FFFFFF	#000000	##FFFFFF
##183C10	1.00	12.41	1.69	12.41
#FFFFFF	12.41	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E360B

Deuteranopia (green-blind)

#393314

Tritanopia (blue-blind)

#143A33

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #183c10;
/* rgb */ color: rgb(24, 60, 16);
/* oklch */ color: oklch(31.8% 0.082 140.2);

Tailwind

colors: {
  custom: {
    50: '#597250',
    500: '#183c10',
    950: '#000000',
  },
}

SCSS

$custom: #183c10;
$custom-light: #597250;
$custom-dark: #000000;

JSON

{
  "hex": "#183c10",
  "rgb": {
    "r": 24,
    "g": 60,
    "b": 16
  },
  "hsl": {
    "h": 109.091,
    "s": 57.895,
    "l": 14.902
  },
  "oklch": {
    "l": 0.31826,
    "c": 0.08199,
    "h": 140.2
  },
  "luminance": 0.03463
}

Semantic roles & 50–950 ramp

primary

#183C10

secondary

#6A3276

accent

#47E1C5

background

#F5F6F4

surface

#E9ECE7

border

#C5C7C3

text

#040802

muted

#797B78

Preview Lab

Preview with #183C10

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

Preview Lab → · Contrast checker → · Palette generator →