#188E40#188E40

#188E40 is a mid, vivid green. Relative luminance 0.199; OKLCH L 56.8% C 0.152 H 148.9°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#188E40
RGB	rgb(24, 142, 64)
HSL	hsl(140, 71%, 33%)
HSV	hsv(140, 83%, 56%)
CMYK	cmyk(83.1%, 0%, 54.9%, 44.3%)
CIE-LAB	lab(51.73, -48.49, 32.62)
CIE-LCH	lch(51.73, 58.44, 146.07°)
OKLab	oklab(56.77% -0.1301 0.0784)
OKLCH	oklch(56.77% 0.152 148.9)
XYZ	xyz(10.9742, 19.9090, 8.1139)
Luminance	0.1991 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188E40 #8E1866

analogous

#2B8E18 #188E40 #188E7B

triadic

#188E40 #40188E #8E4018

tetradic

#188E40 #182B8E #8E1866 #8E7B18

square

#188E40 #182B8E #8E1866 #8E7B18

split-complementary

#188E40 #7B188E #8E182B

monochromatic

#062511 #0F5A28 #188E40 #21C258 #41DF77

Accessibility & contrast

On white

4.22

#188E40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#188E40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188E40

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188E40	#FFFFFF	#000000	##000000
##188E40	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8139

Deuteranopia (green-blind)

#827846

Tritanopia (blue-blind)

#008B7C

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #188e40;
/* rgb */ color: rgb(24, 142, 64);
/* oklch */ color: oklch(56.8% 0.152 148.9);

Tailwind

colors: {
  custom: {
    50: '#6cb077',
    500: '#188e40',
    950: '#000000',
  },
}

SCSS

$custom: #188e40;
$custom-light: #6cb077;
$custom-dark: #000000;

JSON

{
  "hex": "#188e40",
  "rgb": {
    "r": 24,
    "g": 142,
    "b": 64
  },
  "hsl": {
    "h": 140.339,
    "s": 71.084,
    "l": 32.549
  },
  "oklch": {
    "l": 0.56774,
    "c": 0.15193,
    "h": 148.9
  },
  "luminance": 0.1991
}

Semantic roles & 50–950 ramp

primary

#188E40

secondary

#C04295

accent

#3AB1EE

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#081109

muted

#7B807B

Preview Lab

Preview with #188E40

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

Preview Lab → · Contrast checker → · Palette generator →