#188B18#188B18

#188B18 is a mid, vivid green. Relative luminance 0.187; OKLCH L 55.5% C 0.177 H 142.7°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#188B18
RGB	rgb(24, 139, 24)
HSL	hsl(120, 71%, 32%)
HSV	hsv(120, 83%, 55%)
CMYK	cmyk(82.7%, 0%, 82.7%, 45.5%)
CIE-LAB	lab(50.36, -51.80, 48.14)
CIE-LCH	lch(50.36, 70.71, 137.10°)
OKLab	oklab(55.52% -0.1406 0.107)
OKLCH	oklch(55.52% 0.177 142.7)
XYZ	xyz(9.7736, 18.7242, 3.9630)
Luminance	0.1872 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188B18 #8B188B

analogous

#528B18 #188B18 #188B52

triadic

#188B18 #18188B #8B1818

tetradic

#188B18 #18528B #8B188B #8B5218

square

#188B18 #18528B #8B188B #8B5218

split-complementary

#188B18 #52188B #8B1852

monochromatic

#062306 #0F570F #188B18 #21BF21 #3FDE3F

Accessibility & contrast

On white

4.43

#188B18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#188B18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188B18

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188B18	#FFFFFF	#000000	##000000
##188B18	1.00	4.43	4.75	4.75
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7D00

Deuteranopia (green-blind)

#827526

Tritanopia (blue-blind)

#008776

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #188b18;
/* rgb */ color: rgb(24, 139, 24);
/* oklch */ color: oklch(55.5% 0.177 142.7);

Tailwind

colors: {
  custom: {
    50: '#6dae60',
    500: '#188b18',
    950: '#000000',
  },
}

SCSS

$custom: #188b18;
$custom-light: #6dae60;
$custom-dark: #000000;

JSON

{
  "hex": "#188b18",
  "rgb": {
    "r": 24,
    "g": 139,
    "b": 24
  },
  "hsl": {
    "h": 120,
    "s": 70.552,
    "l": 31.961
  },
  "oklch": {
    "l": 0.55521,
    "c": 0.17667,
    "h": 142.7
  },
  "luminance": 0.18725
}

Semantic roles & 50–950 ramp

primary

#188B18

secondary

#BE40BE

accent

#3AEDED

background

#F7FAF5

surface

#EDF4EA

border

#C8CEC6

text

#081005

muted

#7B7F79

Preview Lab

Preview with #188B18

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

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