#40D156#40D156

#40D156 is a light, highly saturated green. Relative luminance 0.474; OKLCH L 75.9% C 0.205 H 145.6°. Best body text is #000000 at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#40D156
RGB	rgb(64, 209, 86)
HSL	hsl(129, 61%, 54%)
HSV	hsv(129, 69%, 82%)
CMYK	cmyk(69.4%, 0%, 58.9%, 18%)
CIE-LAB	lab(74.42, -62.72, 49.18)
CIE-LCH	lch(74.42, 79.70, 141.90°)
OKLab	oklab(75.86% -0.1693 0.1161)
OKLCH	oklch(75.86% 0.205 145.6)
XYZ	xyz(26.5927, 47.3599, 16.5422)
Luminance	0.4736 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D156 #D140BB

analogous

#72D140 #40D156 #40D19E

triadic

#40D156 #5640D1 #D15640

tetradic

#40D156 #4072D1 #D140BB #D19E40

square

#40D156 #4072D1 #D140BB #D19E40

split-complementary

#40D156 #9E40D1 #D14072

monochromatic

#1D792B #29AB3D #40D156 #71DD82 #A3E9AD

Accessibility & contrast

On white

2.01

#40D156 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.47

#40D156 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D156

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D156	#FFFFFF	#000000	##000000
##40D156	1.00	2.01	10.47	10.47
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.47	21.00	1.00	1.00
##000000	10.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BE49

Deuteranopia (green-blind)

#C3B260

Tritanopia (blue-blind)

#00CCB6

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #40d156;
/* rgb */ color: rgb(64, 209, 86);
/* oklch */ color: oklch(75.9% 0.205 145.6);

Tailwind

colors: {
  custom: {
    50: '#88e089',
    500: '#40d156',
    950: '#000000',
  },
}

SCSS

$custom: #40d156;
$custom-light: #88e089;
$custom-dark: #000000;

JSON

{
  "hex": "#40d156",
  "rgb": {
    "r": 64,
    "g": 209,
    "b": 86
  },
  "hsl": {
    "h": 129.103,
    "s": 61.181,
    "l": 53.529
  },
  "oklch": {
    "l": 0.7586,
    "c": 0.20531,
    "h": 145.6
  },
  "luminance": 0.47363
}

Semantic roles & 50–950 ramp

primary

#40D156

secondary

#D597CC

accent

#44CCE4

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #40D156

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

Preview Lab → · Contrast checker → · Palette generator →