#188D3B#188D3B

#188D3B is a mid, vivid green. Relative luminance 0.196; OKLCH L 56.4% C 0.155 H 147.8°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#188D3B
RGB	rgb(24, 141, 59)
HSL	hsl(138, 71%, 32%)
HSV	hsv(138, 83%, 55%)
CMYK	cmyk(83%, 0%, 58.2%, 44.7%)
CIE-LAB	lab(51.33, -48.88, 34.66)
CIE-LCH	lch(51.33, 59.93, 144.66°)
OKLab	oklab(56.42% -0.1313 0.0826)
OKLCH	oklch(56.42% 0.155 147.8)
XYZ	xyz(10.6901, 19.5584, 7.3486)
Luminance	0.1956 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188D3B #8D186A

analogous

#2F8D18 #188D3B #188D76

triadic

#188D3B #3B188D #8D3B18

tetradic

#188D3B #182F8D #8D186A #8D7618

square

#188D3B #182F8D #8D186A #8D7618

split-complementary

#188D3B #76188D #8D182F

monochromatic

#06240F #0F5925 #188D3B #21C151 #41DF70

Accessibility & contrast

On white

4.28

#188D3B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#188D3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188D3B

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188D3B	#FFFFFF	#000000	##000000
##188D3B	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8033

Deuteranopia (green-blind)

#827742

Tritanopia (blue-blind)

#008A7B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #188d3b;
/* rgb */ color: rgb(24, 141, 59);
/* oklch */ color: oklch(56.4% 0.155 147.8);

Tailwind

colors: {
  custom: {
    50: '#6caf73',
    500: '#188d3b',
    950: '#000000',
  },
}

SCSS

$custom: #188d3b;
$custom-light: #6caf73;
$custom-dark: #000000;

JSON

{
  "hex": "#188d3b",
  "rgb": {
    "r": 24,
    "g": 141,
    "b": 59
  },
  "hsl": {
    "h": 137.949,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.56422,
    "c": 0.15509,
    "h": 147.8
  },
  "luminance": 0.1956
}

Semantic roles & 50–950 ramp

primary

#188D3B

secondary

#BF429A

accent

#3AB8EE

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #188D3B

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

Preview Lab → · Contrast checker → · Palette generator →