#40B141#40B141

#40B141 is a light, vivid green. Relative luminance 0.329; OKLCH L 67.3% C 0.183 H 143.3°. Best body text is #000000 at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#40B141
RGB	rgb(64, 177, 65)
HSL	hsl(121, 47%, 47%)
HSV	hsv(121, 64%, 69%)
CMYK	cmyk(63.8%, 0%, 63.3%, 30.6%)
CIE-LAB	lab(64.09, -53.95, 46.77)
CIE-LCH	lch(64.09, 71.40, 139.08°)
OKLab	oklab(67.25% -0.1465 0.109)
OKLCH	oklch(67.25% 0.183 143.3)
XYZ	xyz(18.7895, 32.9141, 10.3629)
Luminance	0.3292 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B141 #B140B0

analogous

#78B140 #40B141 #40B17A

triadic

#40B141 #4140B1 #B14140

tetradic

#40B141 #4078B1 #B140B0 #B17A40

square

#40B141 #4078B1 #B140B0 #B17A40

split-complementary

#40B141 #7A40B1 #B14078

monochromatic

#1F5720 #308430 #40B141 #66C867 #93D894

Accessibility & contrast

On white

2.77

#40B141 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.58

#40B141 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B141

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B141	#FFFFFF	#000000	##000000
##40B141	1.00	2.77	7.58	7.58
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.58	21.00	1.00	1.00
##000000	7.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A134

Deuteranopia (green-blind)

#A7984B

Tritanopia (blue-blind)

#28AC99

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #40b141;
/* rgb */ color: rgb(64, 177, 65);
/* oklch */ color: oklch(67.3% 0.183 143.3);

Tailwind

colors: {
  custom: {
    50: '#82c97a',
    500: '#40b141',
    950: '#000000',
  },
}

SCSS

$custom: #40b141;
$custom-light: #82c97a;
$custom-dark: #000000;

JSON

{
  "hex": "#40b141",
  "rgb": {
    "r": 64,
    "g": 177,
    "b": 65
  },
  "hsl": {
    "h": 120.531,
    "s": 46.888,
    "l": 47.255
  },
  "oklch": {
    "l": 0.6725,
    "c": 0.18261,
    "h": 143.3
  },
  "luminance": 0.32916
}

Semantic roles & 50–950 ramp

primary

#40B141

secondary

#C389C3

accent

#51D5D7

background

#F8FCF7

surface

#F0F8EE

border

#CBD1C9

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #40B141

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

Preview Lab → · Contrast checker → · Palette generator →