#18521B#18521B

#18521B is a dark, moderate green. Relative luminance 0.063; OKLCH L 38.8% C 0.105 H 144.0°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#18521B
RGB	rgb(24, 82, 27)
HSL	hsl(123, 55%, 21%)
HSV	hsv(123, 71%, 32%)
CMYK	cmyk(70.7%, 0%, 67.1%, 67.8%)
CIE-LAB	lab(30.18, -31.25, 26.28)
CIE-LCH	lch(30.18, 40.83, 139.94°)
OKLab	oklab(38.77% -0.0847 0.0616)
OKLCH	oklch(38.77% 0.105 144)
XYZ	xyz(3.5916, 6.3075, 2.0649)
Luminance	0.0631 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Forest Green (survey)

#06470C

ΔE00 3.64

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18521B #52184F

analogous

#325218 #18521B #185238

triadic

#18521B #1B1852 #521B18

tetradic

#18521B #183252 #52184F #523818

square

#18521B #183252 #52184F #523818

split-complementary

#18521B #381852 #521832

monochromatic

#071808 #0A230B #18521B #26812B #34B13A

Accessibility & contrast

On white

9.29

#18521B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#18521B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18521B

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18521B	#FFFFFF	#000000	##FFFFFF
##18521B	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544A15

Deuteranopia (green-blind)

#4D4520

Tritanopia (blue-blind)

#0A5046

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #18521b;
/* rgb */ color: rgb(24, 82, 27);
/* oklch */ color: oklch(38.8% 0.105 144.0);

Tailwind

colors: {
  custom: {
    50: '#5e835a',
    500: '#18521b',
    950: '#000000',
  },
}

SCSS

$custom: #18521b;
$custom-light: #5e835a;
$custom-dark: #000000;

JSON

{
  "hex": "#18521b",
  "rgb": {
    "r": 24,
    "g": 82,
    "b": 27
  },
  "hsl": {
    "h": 123.103,
    "s": 54.717,
    "l": 20.784
  },
  "oklch": {
    "l": 0.38766,
    "c": 0.1047,
    "h": 144
  },
  "luminance": 0.06308
}

Semantic roles & 50–950 ramp

primary

#18521B

secondary

#893D85

accent

#4AD6DE

background

#F5F8F5

surface

#E9EFE9

border

#C5CAC5

text

#050B04

muted

#797C79

Preview Lab

Preview with #18521B

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

Preview Lab → · Contrast checker → · Palette generator →