#188F3B#188F3B

#188F3B is a mid, vivid green. Relative luminance 0.202; OKLCH L 57.0% C 0.158 H 147.7°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#188F3B
RGB	rgb(24, 143, 59)
HSL	hsl(138, 71%, 33%)
HSV	hsv(138, 83%, 56%)
CMYK	cmyk(83.2%, 0%, 58.7%, 43.9%)
CIE-LAB	lab(52.01, -49.58, 35.47)
CIE-LCH	lch(52.01, 60.96, 144.42°)
OKLab	oklab(56.98% -0.1332 0.0843)
OKLCH	oklch(56.98% 0.158 147.7)
XYZ	xyz(10.9877, 20.1535, 7.4478)
Luminance	0.2016 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188F3B #8F186C

analogous

#318F18 #188F3B #188F76

triadic

#188F3B #3B188F #8F3B18

tetradic

#188F3B #18318F #8F186C #8F7618

square

#188F3B #18318F #8F186C #8F7618

split-complementary

#188F3B #76188F #8F1831

monochromatic

#062610 #0F5B25 #188F3B #21C351 #42DF70

Accessibility & contrast

On white

4.17

#188F3B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#188F3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188F3B

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188F3B	#FFFFFF	#000000	##000000
##188F3B	1.00	4.17	5.03	5.03
#FFFFFF	4.17	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)

#918133

Deuteranopia (green-blind)

#847842

Tritanopia (blue-blind)

#008C7C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #188f3b;
/* rgb */ color: rgb(24, 143, 59);
/* oklch */ color: oklch(57.0% 0.158 147.7);

Tailwind

colors: {
  custom: {
    50: '#6cb173',
    500: '#188f3b',
    950: '#000000',
  },
}

SCSS

$custom: #188f3b;
$custom-light: #6cb173;
$custom-dark: #000000;

JSON

{
  "hex": "#188f3b",
  "rgb": {
    "r": 24,
    "g": 143,
    "b": 59
  },
  "hsl": {
    "h": 137.647,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.56983,
    "c": 0.15762,
    "h": 147.7
  },
  "luminance": 0.20155
}

Semantic roles & 50–950 ramp

primary

#188F3B

secondary

#C0439B

accent

#3AB9EE

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#081108

muted

#7B807B

Preview Lab

Preview with #188F3B

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

Preview Lab → · Contrast checker → · Palette generator →