#18531C#18531C

#18531C is a dark, moderate green. Relative luminance 0.065; OKLCH L 39.1% C 0.105 H 144.3°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#18531C
RGB	rgb(24, 83, 28)
HSL	hsl(124, 55%, 21%)
HSV	hsv(124, 71%, 33%)
CMYK	cmyk(71.1%, 0%, 66.3%, 67.5%)
CIE-LAB	lab(30.55, -31.53, 26.19)
CIE-LCH	lch(30.55, 40.99, 140.28°)
OKLab	oklab(39.08% -0.0854 0.0615)
OKLCH	oklch(39.08% 0.105 144.3)
XYZ	xyz(3.6793, 6.4642, 2.1522)
Luminance	0.0646 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18531C #53184F

analogous

#315318 #18531C #185339

triadic

#18531C #1C1853 #531C18

tetradic

#18531C #183153 #53184F #533918

square

#18531C #183153 #53184F #533918

split-complementary

#18531C #391853 #531831

monochromatic

#071808 #0A240C #18531C #26822C #33B23C

Accessibility & contrast

On white

9.16

#18531C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#18531C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18531C

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18531C	#FFFFFF	#000000	##FFFFFF
##18531C	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554B16

Deuteranopia (green-blind)

#4D4621

Tritanopia (blue-blind)

#095147

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #18531c;
/* rgb */ color: rgb(24, 83, 28);
/* oklch */ color: oklch(39.1% 0.105 144.3);

Tailwind

colors: {
  custom: {
    50: '#5e845a',
    500: '#18531c',
    950: '#000000',
  },
}

SCSS

$custom: #18531c;
$custom-light: #5e845a;
$custom-dark: #000000;

JSON

{
  "hex": "#18531c",
  "rgb": {
    "r": 24,
    "g": 83,
    "b": 28
  },
  "hsl": {
    "h": 124.068,
    "s": 55.14,
    "l": 20.98
  },
  "oklch": {
    "l": 0.39083,
    "c": 0.10522,
    "h": 144.3
  },
  "luminance": 0.06465
}

Semantic roles & 50–950 ramp

primary

#18531C

secondary

#8A3D85

accent

#49D4DE

background

#F5F8F5

surface

#E9EFE9

border

#C5CAC5

text

#050B04

muted

#797C79

Preview Lab

Preview with #18531C

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

Preview Lab → · Contrast checker → · Palette generator →