#18591F#18591F

#18591F is a dark, moderate green. Relative luminance 0.074; OKLCH L 40.9% C 0.111 H 144.8°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#18591F
RGB	rgb(24, 89, 31)
HSL	hsl(126, 58%, 22%)
HSV	hsv(126, 73%, 35%)
CMYK	cmyk(73%, 0%, 65.2%, 65.1%)
CIE-LAB	lab(32.78, -33.56, 27.18)
CIE-LCH	lch(32.78, 43.18, 140.99°)
OKLab	oklab(40.94% -0.0907 0.0639)
OKLCH	oklch(40.94% 0.111 144.8)
XYZ	xyz(4.1961, 7.4374, 2.5105)
Luminance	0.0744 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18591F #591852

analogous

#315918 #18591F #185940

triadic

#18591F #1F1859 #591F18

tetradic

#18591F #183159 #591852 #594018

square

#18591F #183159 #591852 #594018

split-complementary

#18591F #401859 #591831

monochromatic

#061808 #0B290E #18591F #258930 #32B941

Accessibility & contrast

On white

8.44

#18591F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#18591F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18591F

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18591F	#FFFFFF	#000000	##FFFFFF
##18591F	1.00	8.44	2.49	8.44
#FFFFFF	8.44	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5019

Deuteranopia (green-blind)

#534B24

Tritanopia (blue-blind)

#04574D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #18591f;
/* rgb */ color: rgb(24, 89, 31);
/* oklch */ color: oklch(40.9% 0.111 144.8);

Tailwind

colors: {
  custom: {
    50: '#5f895d',
    500: '#18591f',
    950: '#000000',
  },
}

SCSS

$custom: #18591f;
$custom-light: #5f895d;
$custom-dark: #000000;

JSON

{
  "hex": "#18591f",
  "rgb": {
    "r": 24,
    "g": 89,
    "b": 31
  },
  "hsl": {
    "h": 126.462,
    "s": 57.522,
    "l": 22.157
  },
  "oklch": {
    "l": 0.40937,
    "c": 0.111,
    "h": 144.8
  },
  "luminance": 0.07438
}

Semantic roles & 50–950 ramp

primary

#18591F

secondary

#903D87

accent

#47D0E1

background

#F5F8F5

surface

#EAF0E9

border

#C6CBC5

text

#050B04

muted

#797C79

Preview Lab

Preview with #18591F

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

Preview Lab → · Contrast checker → · Palette generator →