#188F31#188F31

#188F31 is a mid, vivid green. Relative luminance 0.201; OKLCH L 56.9% C 0.166 H 145.7°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#188F31
RGB	rgb(24, 143, 49)
HSL	hsl(133, 71%, 33%)
HSV	hsv(133, 83%, 56%)
CMYK	cmyk(83.2%, 0%, 65.7%, 43.9%)
CIE-LAB	lab(51.90, -50.87, 40.09)
CIE-LCH	lch(51.90, 64.77, 141.76°)
OKLab	oklab(56.86% -0.137 0.0933)
OKLCH	oklch(56.86% 0.166 145.7)
XYZ	xyz(10.7527, 20.0595, 6.2103)
Luminance	0.2006 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188F31 #8F1876

analogous

#3B8F18 #188F31 #188F6C

triadic

#188F31 #31188F #8F3118

tetradic

#188F31 #183B8F #8F1876 #8F6C18

square

#188F31 #183B8F #8F1876 #8F6C18

split-complementary

#188F31 #6C188F #8F183B

monochromatic

#06260D #0F5B1F #188F31 #21C343 #42DF63

Accessibility & contrast

On white

4.19

#188F31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#188F31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188F31

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188F31	#FFFFFF	#000000	##000000
##188F31	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918126

Deuteranopia (green-blind)

#857839

Tritanopia (blue-blind)

#008B7B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #188f31;
/* rgb */ color: rgb(24, 143, 49);
/* oklch */ color: oklch(56.9% 0.166 145.7);

Tailwind

colors: {
  custom: {
    50: '#6db16d',
    500: '#188f31',
    950: '#000000',
  },
}

SCSS

$custom: #188f31;
$custom-light: #6db16d;
$custom-dark: #000000;

JSON

{
  "hex": "#188f31",
  "rgb": {
    "r": 24,
    "g": 143,
    "b": 49
  },
  "hsl": {
    "h": 132.605,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.56861,
    "c": 0.16577,
    "h": 145.7
  },
  "luminance": 0.20061
}

Semantic roles & 50–950 ramp

primary

#188F31

secondary

#C043A6

accent

#3AC8EE

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#081107

muted

#7B807A

Preview Lab

Preview with #188F31

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

Preview Lab → · Contrast checker → · Palette generator →