#188B33#188B33

#188B33 is a mid, vivid green. Relative luminance 0.189; OKLCH L 55.8% C 0.159 H 146.3°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#188B33
RGB	rgb(24, 139, 51)
HSL	hsl(134, 71%, 32%)
HSV	hsv(134, 83%, 55%)
CMYK	cmyk(82.7%, 0%, 63.3%, 45.5%)
CIE-LAB	lab(50.57, -49.27, 37.66)
CIE-LCH	lch(50.57, 62.01, 142.61°)
OKLab	oklab(55.76% -0.1326 0.0884)
OKLCH	oklch(55.76% 0.159 146.3)
XYZ	xyz(10.2061, 18.8972, 6.2410)
Luminance	0.1890 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188B33 #8B1870

analogous

#378B18 #188B33 #188B6D

triadic

#188B33 #33188B #8B3318

tetradic

#188B33 #18378B #8B1870 #8B6D18

square

#188B33 #18378B #8B1870 #8B6D18

split-complementary

#188B33 #6D188B #8B1837

monochromatic

#06230D #0F5720 #188B33 #21BF46 #3FDE65

Accessibility & contrast

On white

4.39

#188B33 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#188B33 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188B33

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188B33	#FFFFFF	#000000	##000000
##188B33	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E29

Deuteranopia (green-blind)

#81753B

Tritanopia (blue-blind)

#008878

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #188b33;
/* rgb */ color: rgb(24, 139, 51);
/* oklch */ color: oklch(55.8% 0.159 146.3);

Tailwind

colors: {
  custom: {
    50: '#6cae6e',
    500: '#188b33',
    950: '#000000',
  },
}

SCSS

$custom: #188b33;
$custom-light: #6cae6e;
$custom-dark: #000000;

JSON

{
  "hex": "#188b33",
  "rgb": {
    "r": 24,
    "g": 139,
    "b": 51
  },
  "hsl": {
    "h": 134.087,
    "s": 70.552,
    "l": 31.961
  },
  "oklch": {
    "l": 0.55756,
    "c": 0.15932,
    "h": 146.3
  },
  "luminance": 0.18898
}

Semantic roles & 50–950 ramp

primary

#188B33

secondary

#BE40A1

accent

#3AC3ED

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #188B33

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

Preview Lab → · Contrast checker → · Palette generator →