#183C12#183C12

#183C12 is a dark, moderate green. Relative luminance 0.035; OKLCH L 31.9% C 0.080 H 140.9°. Best body text is #FFFFFF at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#183C12
RGB	rgb(24, 60, 18)
HSL	hsl(111, 54%, 15%)
HSV	hsv(111, 70%, 24%)
CMYK	cmyk(60%, 0%, 70%, 76.5%)
CIE-LAB	lab(21.83, -22.74, 21.59)
CIE-LCH	lch(21.83, 31.36, 136.48°)
OKLab	oklab(31.85% -0.0622 0.0505)
OKLCH	oklch(31.85% 0.08 140.9)
XYZ	xyz(2.1016, 3.4694, 1.1311)
Luminance	0.0347 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183C12 #36123C

analogous

#2D3C12 #183C12 #123C21

triadic

#183C12 #12183C #3C1218

tetradic

#183C12 #122D3C #36123C #3C2112

square

#183C12 #122D3C #36123C #3C2112

split-complementary

#183C12 #21123C #3C122D

monochromatic

#091807 #091807 #183C12 #2B6B20 #3E9A2E

Accessibility & contrast

On white

12.40

#183C12 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#183C12 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183C12

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183C12	#FFFFFF	#000000	##FFFFFF
##183C12	1.00	12.40	1.69	12.40
#FFFFFF	12.40	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E360D

Deuteranopia (green-blind)

#393315

Tritanopia (blue-blind)

#143A33

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #183c12;
/* rgb */ color: rgb(24, 60, 18);
/* oklch */ color: oklch(31.9% 0.080 140.9);

Tailwind

colors: {
  custom: {
    50: '#597251',
    500: '#183c12',
    950: '#000000',
  },
}

SCSS

$custom: #183c12;
$custom-light: #597251;
$custom-dark: #000000;

JSON

{
  "hex": "#183c12",
  "rgb": {
    "r": 24,
    "g": 60,
    "b": 18
  },
  "hsl": {
    "h": 111.429,
    "s": 53.846,
    "l": 15.294
  },
  "oklch": {
    "l": 0.31852,
    "c": 0.0801,
    "h": 140.9
  },
  "luminance": 0.0347
}

Semantic roles & 50–950 ramp

primary

#183C12

secondary

#6C3575

accent

#4BDDC8

background

#F5F6F4

surface

#E9ECE7

border

#C5C7C3

text

#040802

muted

#797B78

Preview Lab

Preview with #183C12

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

Preview Lab → · Contrast checker → · Palette generator →