#188F39#188F39

#188F39 is a mid, vivid green. Relative luminance 0.201; OKLCH L 57.0% C 0.159 H 147.2°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#188F39
RGB	rgb(24, 143, 57)
HSL	hsl(137, 71%, 33%)
HSV	hsv(137, 83%, 56%)
CMYK	cmyk(83.2%, 0%, 60.1%, 43.9%)
CIE-LAB	lab(51.99, -49.85, 36.42)
CIE-LCH	lch(51.99, 61.74, 143.85°)
OKLab	oklab(56.96% -0.134 0.0862)
OKLCH	oklch(56.96% 0.159 147.2)
XYZ	xyz(10.9368, 20.1332, 7.1798)
Luminance	0.2014 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188F39 #8F186E

analogous

#328F18 #188F39 #188F75

triadic

#188F39 #39188F #8F3918

tetradic

#188F39 #18328F #8F186E #8F7518

square

#188F39 #18328F #8F186E #8F7518

split-complementary

#188F39 #75188F #8F1832

monochromatic

#06260F #0F5B24 #188F39 #21C34E #42DF6E

Accessibility & contrast

On white

4.18

#188F39 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#188F39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188F39

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188F39	#FFFFFF	#000000	##000000
##188F39	1.00	4.18	5.03	5.03
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918130

Deuteranopia (green-blind)

#847840

Tritanopia (blue-blind)

#008C7C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #188f39;
/* rgb */ color: rgb(24, 143, 57);
/* oklch */ color: oklch(57.0% 0.159 147.2);

Tailwind

colors: {
  custom: {
    50: '#6cb172',
    500: '#188f39',
    950: '#000000',
  },
}

SCSS

$custom: #188f39;
$custom-light: #6cb172;
$custom-dark: #000000;

JSON

{
  "hex": "#188f39",
  "rgb": {
    "r": 24,
    "g": 143,
    "b": 57
  },
  "hsl": {
    "h": 136.639,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.56956,
    "c": 0.15932,
    "h": 147.2
  },
  "luminance": 0.20135
}

Semantic roles & 50–950 ramp

primary

#188F39

secondary

#C0439D

accent

#3ABCEE

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#081108

muted

#7B807B

Preview Lab

Preview with #188F39

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

Preview Lab → · Contrast checker → · Palette generator →