#183A11#183A11

#183A11 is a dark, moderate green. Relative luminance 0.033; OKLCH L 31.2% C 0.078 H 140.4°. Best body text is #FFFFFF at 12.71:1 contrast (WCAG AA passes).

Color values

HEX	#183A11
RGB	rgb(24, 58, 17)
HSL	hsl(110, 55%, 15%)
HSV	hsv(110, 71%, 23%)
CMYK	cmyk(58.6%, 0%, 70.7%, 77.3%)
CIE-LAB	lab(21.06, -21.91, 21.26)
CIE-LCH	lch(21.06, 30.53, 135.86°)
OKLab	oklab(31.21% -0.06 0.0497)
OKLCH	oklch(31.21% 0.078 140.4)
XYZ	xyz(1.9908, 3.2606, 1.0547)
Luminance	0.0326 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Dark Green

#033500

ΔE00 3.42

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183A11 #33113A

analogous

#2D3A11 #183A11 #113A1F

triadic

#183A11 #11183A #3A1118

tetradic

#183A11 #112D3A #33113A #3A1F11

square

#183A11 #112D3A #33113A #3A1F11

split-complementary

#183A11 #1F113A #3A112D

monochromatic

#0A1807 #0A1807 #183A11 #2C691F #3F992D

Accessibility & contrast

On white

12.71

#183A11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#183A11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183A11

12.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183A11	#FFFFFF	#000000	##FFFFFF
##183A11	1.00	12.71	1.65	12.71
#FFFFFF	12.71	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C340C

Deuteranopia (green-blind)

#373114

Tritanopia (blue-blind)

#143831

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #183a11;
/* rgb */ color: rgb(24, 58, 17);
/* oklch */ color: oklch(31.2% 0.078 140.4);

Tailwind

colors: {
  custom: {
    50: '#597051',
    500: '#183a11',
    950: '#000000',
  },
}

SCSS

$custom: #183a11;
$custom-light: #597051;
$custom-dark: #000000;

JSON

{
  "hex": "#183a11",
  "rgb": {
    "r": 24,
    "g": 58,
    "b": 17
  },
  "hsl": {
    "h": 109.756,
    "s": 54.667,
    "l": 14.706
  },
  "oklch": {
    "l": 0.31212,
    "c": 0.0779,
    "h": 140.4
  },
  "luminance": 0.03261
}

Semantic roles & 50–950 ramp

primary

#183A11

secondary

#683373

accent

#4ADEC5

background

#F5F6F4

surface

#E9ECE7

border

#C5C7C3

text

#040702

muted

#797A78

Preview Lab

Preview with #183A11

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

Preview Lab → · Contrast checker → · Palette generator →