#183C09#183C09

#183C09 is a dark, moderate green. Relative luminance 0.034; OKLCH L 31.8% C 0.088 H 138.3°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#183C09
RGB	rgb(24, 60, 9)
HSL	hsl(102, 74%, 14%)
HSV	hsv(102, 85%, 24%)
CMYK	cmyk(60%, 0%, 85%, 76.5%)
CIE-LAB	lab(21.75, -23.71, 25.82)
CIE-LCH	lch(21.75, 35.06, 132.55°)
OKLab	oklab(31.75% -0.0655 0.0584)
OKLCH	oklch(31.75% 0.088 138.3)
XYZ	xyz(2.0418, 3.4455, 0.8158)
Luminance	0.0345 (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

#183C09 #2D093C

analogous

#313C09 #183C09 #093C13

triadic

#183C09 #09183C #3C0918

tetradic

#183C09 #09313C #2D093C #3C1309

square

#183C09 #09313C #2D093C #3C1309

split-complementary

#183C09 #13093C #3C0931

monochromatic

#0B1B04 #0B1B04 #183C09 #2D7111 #43A619

Accessibility & contrast

On white

12.43

#183C09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#183C09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183C09

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183C09	#FFFFFF	#000000	##FFFFFF
##183C09	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3602

Deuteranopia (green-blind)

#3A330E

Tritanopia (blue-blind)

#153A32

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #183c09;
/* rgb */ color: rgb(24, 60, 9);
/* oklch */ color: oklch(31.8% 0.088 138.3);

Tailwind

colors: {
  custom: {
    50: '#5a724c',
    500: '#183c09',
    950: '#000000',
  },
}

SCSS

$custom: #183c09;
$custom-light: #5a724c;
$custom-dark: #000000;

JSON

{
  "hex": "#183c09",
  "rgb": {
    "r": 24,
    "g": 60,
    "b": 9
  },
  "hsl": {
    "h": 102.353,
    "s": 73.913,
    "l": 13.529
  },
  "oklch": {
    "l": 0.31753,
    "c": 0.08771,
    "h": 138.3
  },
  "luminance": 0.03446
}

Semantic roles & 50–950 ramp

primary

#183C09

secondary

#62277A

accent

#37F1BA

background

#F5F6F4

surface

#E9ECE7

border

#C5C7C3

text

#040801

muted

#797B77

Preview Lab

Preview with #183C09

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

Preview Lab → · Contrast checker → · Palette generator →