#40B142#40B142

#40B142 is a light, vivid green. Relative luminance 0.329; OKLCH L 67.3% C 0.182 H 143.5°. Best body text is #000000 at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#40B142
RGB	rgb(64, 177, 66)
HSL	hsl(121, 47%, 47%)
HSV	hsv(121, 64%, 69%)
CMYK	cmyk(63.8%, 0%, 62.7%, 30.6%)
CIE-LAB	lab(64.10, -53.84, 46.34)
CIE-LCH	lch(64.10, 71.04, 139.28°)
OKLab	oklab(67.26% -0.1461 0.1082)
OKLCH	oklch(67.26% 0.182 143.5)
XYZ	xyz(18.8188, 32.9258, 10.5168)
Luminance	0.3293 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B142 #B140AF

analogous

#77B140 #40B142 #40B17B

triadic

#40B142 #4240B1 #B14240

tetradic

#40B142 #4077B1 #B140AF #B17B40

square

#40B142 #4077B1 #B140AF #B17B40

split-complementary

#40B142 #7B40B1 #B14077

monochromatic

#1F5720 #308431 #40B142 #66C868 #93D895

Accessibility & contrast

On white

2.77

#40B142 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.59

#40B142 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B142

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B142	#FFFFFF	#000000	##000000
##40B142	1.00	2.77	7.59	7.59
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.59	21.00	1.00	1.00
##000000	7.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A135

Deuteranopia (green-blind)

#A7984B

Tritanopia (blue-blind)

#28AC99

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #40b142;
/* rgb */ color: rgb(64, 177, 66);
/* oklch */ color: oklch(67.3% 0.182 143.5);

Tailwind

colors: {
  custom: {
    50: '#82c97b',
    500: '#40b142',
    950: '#000000',
  },
}

SCSS

$custom: #40b142;
$custom-light: #82c97b;
$custom-dark: #000000;

JSON

{
  "hex": "#40b142",
  "rgb": {
    "r": 64,
    "g": 177,
    "b": 66
  },
  "hsl": {
    "h": 121.062,
    "s": 46.888,
    "l": 47.255
  },
  "oklch": {
    "l": 0.6726,
    "c": 0.18184,
    "h": 143.5
  },
  "luminance": 0.32928
}

Semantic roles & 50–950 ramp

primary

#40B142

secondary

#C389C2

accent

#51D4D7

background

#F8FCF7

surface

#F0F8EE

border

#CBD1C9

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #40B142

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

Preview Lab → · Contrast checker → · Palette generator →