#188D31#188D31

#188D31 is a mid, vivid green. Relative luminance 0.195; OKLCH L 56.3% C 0.163 H 145.8°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#188D31
RGB	rgb(24, 141, 49)
HSL	hsl(133, 71%, 32%)
HSV	hsv(133, 83%, 55%)
CMYK	cmyk(83%, 0%, 65.2%, 44.7%)
CIE-LAB	lab(51.23, -50.20, 39.33)
CIE-LCH	lch(51.23, 63.77, 141.92°)
OKLab	oklab(56.3% -0.1352 0.0917)
OKLCH	oklch(56.3% 0.163 145.8)
XYZ	xyz(10.4552, 19.4644, 6.1111)
Luminance	0.1947 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188D31 #8D1874

analogous

#398D18 #188D31 #188D6C

triadic

#188D31 #31188D #8D3118

tetradic

#188D31 #18398D #8D1874 #8D6C18

square

#188D31 #18398D #8D1874 #8D6C18

split-complementary

#188D31 #6C188D #8D1839

monochromatic

#06240D #0F591F #188D31 #21C143 #41DF63

Accessibility & contrast

On white

4.29

#188D31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#188D31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188D31

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188D31	#FFFFFF	#000000	##000000
##188D31	1.00	4.29	4.89	4.89
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7F26

Deuteranopia (green-blind)

#837739

Tritanopia (blue-blind)

#00897A

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #188d31;
/* rgb */ color: rgb(24, 141, 49);
/* oklch */ color: oklch(56.3% 0.163 145.8);

Tailwind

colors: {
  custom: {
    50: '#6caf6d',
    500: '#188d31',
    950: '#000000',
  },
}

SCSS

$custom: #188d31;
$custom-light: #6caf6d;
$custom-dark: #000000;

JSON

{
  "hex": "#188d31",
  "rgb": {
    "r": 24,
    "g": 141,
    "b": 49
  },
  "hsl": {
    "h": 132.821,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.56297,
    "c": 0.16335,
    "h": 145.8
  },
  "luminance": 0.19466
}

Semantic roles & 50–950 ramp

primary

#188D31

secondary

#BF42A4

accent

#3AC7EE

background

#F7FAF6

surface

#EDF5EC

border

#C8CFC7

text

#081107

muted

#7B807A

Preview Lab

Preview with #188D31

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

Preview Lab → · Contrast checker → · Palette generator →