#40C66A#40C66A

#40C66A is a light, vivid green. Relative luminance 0.425; OKLCH L 73.3% C 0.174 H 149.9°. Best body text is #000000 at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#40C66A
RGB	rgb(64, 198, 106)
HSL	hsl(139, 54%, 51%)
HSV	hsv(139, 68%, 78%)
CMYK	cmyk(67.7%, 0%, 46.5%, 22.4%)
CIE-LAB	lab(71.23, -56.01, 35.71)
CIE-LCH	lch(71.23, 66.42, 147.48°)
OKLab	oklab(73.3% -0.1509 0.0874)
OKLCH	oklch(73.3% 0.174 149.9)
XYZ	xyz(24.9080, 42.5161, 20.5266)
Luminance	0.4252 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C66A #C6409C

analogous

#59C640 #40C66A #40C6AD

triadic

#40C66A #6A40C6 #C66A40

tetradic

#40C66A #4059C6 #C6409C #C6AD40

square

#40C66A #4059C6 #C6409C #C6AD40

split-complementary

#40C66A #AD40C6 #C64059

monochromatic

#206C38 #2E9B50 #40C66A #6FD48F #9EE2B4

Accessibility & contrast

On white

2.21

#40C66A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.50

#40C66A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C66A

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C66A	#FFFFFF	#000000	##000000
##40C66A	1.00	2.21	9.50	9.50
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.50	21.00	1.00	1.00
##000000	9.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B563

Deuteranopia (green-blind)

#B7AA70

Tritanopia (blue-blind)

#00C3B0

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #40c66a;
/* rgb */ color: rgb(64, 198, 106);
/* oklch */ color: oklch(73.3% 0.174 149.9);

Tailwind

colors: {
  custom: {
    50: '#85d896',
    500: '#40c66a',
    950: '#000000',
  },
}

SCSS

$custom: #40c66a;
$custom-light: #85d896;
$custom-dark: #000000;

JSON

{
  "hex": "#40c66a",
  "rgb": {
    "r": 64,
    "g": 198,
    "b": 106
  },
  "hsl": {
    "h": 138.806,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.73299,
    "c": 0.17439,
    "h": 149.9
  },
  "luminance": 0.42519
}

Semantic roles & 50–950 ramp

primary

#40C66A

secondary

#CE93BC

accent

#4AAFDD

background

#F8FDF9

surface

#F0FAF2

border

#CBD3CC

text

#0C150D

muted

#7D837E

Preview Lab

Preview with #40C66A

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

Preview Lab → · Contrast checker → · Palette generator →