#188D3F#188D3F

#188D3F is a mid, vivid green. Relative luminance 0.196; OKLCH L 56.5% C 0.152 H 148.8°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#188D3F
RGB	rgb(24, 141, 63)
HSL	hsl(140, 71%, 32%)
HSV	hsv(140, 83%, 55%)
CMYK	cmyk(83%, 0%, 55.3%, 44.7%)
CIE-LAB	lab(51.38, -48.29, 32.71)
CIE-LCH	lch(51.38, 58.32, 145.89°)
OKLab	oklab(56.48% -0.1296 0.0785)
OKLCH	oklch(56.48% 0.152 148.8)
XYZ	xyz(10.7979, 19.6015, 7.9160)
Luminance	0.1960 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188D3F #8D1866

analogous

#2C8D18 #188D3F #188D7A

triadic

#188D3F #3F188D #8D3F18

tetradic

#188D3F #182C8D #8D1866 #8D7A18

square

#188D3F #182C8D #8D1866 #8D7A18

split-complementary

#188D3F #7A188D #8D182C

monochromatic

#062410 #0F5928 #188D3F #21C156 #41DF75

Accessibility & contrast

On white

4.27

#188D3F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#188D3F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188D3F

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188D3F	#FFFFFF	#000000	##000000
##188D3F	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E8038

Deuteranopia (green-blind)

#817745

Tritanopia (blue-blind)

#008A7B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #188d3f;
/* rgb */ color: rgb(24, 141, 63);
/* oklch */ color: oklch(56.5% 0.152 148.8);

Tailwind

colors: {
  custom: {
    50: '#6caf76',
    500: '#188d3f',
    950: '#000000',
  },
}

SCSS

$custom: #188d3f;
$custom-light: #6caf76;
$custom-dark: #000000;

JSON

{
  "hex": "#188d3f",
  "rgb": {
    "r": 24,
    "g": 141,
    "b": 63
  },
  "hsl": {
    "h": 140,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.56479,
    "c": 0.15155,
    "h": 148.8
  },
  "luminance": 0.19603
}

Semantic roles & 50–950 ramp

primary

#188D3F

secondary

#BF4295

accent

#3AB2EE

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #188D3F

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

Preview Lab → · Contrast checker → · Palette generator →