#188E21#188E21

#188E21 is a mid, vivid green. Relative luminance 0.197; OKLCH L 56.4% C 0.175 H 143.6°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#188E21
RGB	rgb(24, 142, 33)
HSL	hsl(125, 71%, 33%)
HSV	hsv(125, 83%, 56%)
CMYK	cmyk(83.1%, 0%, 76.8%, 44.3%)
CIE-LAB	lab(51.44, -52.12, 46.18)
CIE-LCH	lch(51.44, 69.63, 138.46°)
OKLab	oklab(56.43% -0.1411 0.1042)
OKLCH	oklch(56.43% 0.175 143.6)
XYZ	xyz(10.3235, 19.6487, 4.6870)
Luminance	0.1965 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188E21 #8E1885

analogous

#4A8E18 #188E21 #188E5C

triadic

#188E21 #21188E #8E2118

tetradic

#188E21 #184A8E #8E1885 #8E5C18

square

#188E21 #184A8E #8E1885 #8E5C18

split-complementary

#188E21 #5C188E #8E184A

monochromatic

#062509 #0F5A15 #188E21 #21C22D #41DF4D

Accessibility & contrast

On white

4.26

#188E21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#188E21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188E21

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188E21	#FFFFFF	#000000	##000000
##188E21	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91800A

Deuteranopia (green-blind)

#85772D

Tritanopia (blue-blind)

#008A79

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #188e21;
/* rgb */ color: rgb(24, 142, 33);
/* oklch */ color: oklch(56.4% 0.175 143.6);

Tailwind

colors: {
  custom: {
    50: '#6db064',
    500: '#188e21',
    950: '#000000',
  },
}

SCSS

$custom: #188e21;
$custom-light: #6db064;
$custom-dark: #000000;

JSON

{
  "hex": "#188e21",
  "rgb": {
    "r": 24,
    "g": 142,
    "b": 33
  },
  "hsl": {
    "h": 124.576,
    "s": 71.084,
    "l": 32.549
  },
  "oklch": {
    "l": 0.56432,
    "c": 0.17536,
    "h": 143.6
  },
  "luminance": 0.1965
}

Semantic roles & 50–950 ramp

primary

#188E21

secondary

#C042B6

accent

#3AE0EE

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#081106

muted

#7B807A

Preview Lab

Preview with #188E21

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

Preview Lab → · Contrast checker → · Palette generator →