#40AD66#40AD66

#40AD66 is a light, vivid green. Relative luminance 0.319; OKLCH L 66.7% C 0.144 H 151.8°. Best body text is #000000 at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#40AD66
RGB	rgb(64, 173, 102)
HSL	hsl(141, 46%, 46%)
HSV	hsv(141, 63%, 68%)
CMYK	cmyk(63%, 0%, 41%, 32.2%)
CIE-LAB	lab(63.29, -47.09, 27.54)
CIE-LCH	lch(63.29, 54.55, 149.68°)
OKLab	oklab(66.74% -0.1273 0.0683)
OKLCH	oklch(66.74% 0.144 151.8)
XYZ	xyz(19.4547, 31.9345, 17.7065)
Luminance	0.3194 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AD66 #AD4087

analogous

#51AD40 #40AD66 #40AD9D

triadic

#40AD66 #6640AD #AD6640

tetradic

#40AD66 #4051AD #AD4087 #AD9D40

square

#40AD66 #4051AD #AD4087 #AD9D40

split-complementary

#40AD66 #9D40AD #AD4051

monochromatic

#1F5431 #2F804C #40AD66 #64C686 #91D6A9

Accessibility & contrast

On white

2.84

#40AD66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.39

#40AD66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AD66

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AD66	#FFFFFF	#000000	##000000
##40AD66	1.00	2.84	7.39	7.39
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.39	21.00	1.00	1.00
##000000	7.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AD9F61

Deuteranopia (green-blind)

#9F956B

Tritanopia (blue-blind)

#17AA9B

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #40ad66;
/* rgb */ color: rgb(64, 173, 102);
/* oklch */ color: oklch(66.7% 0.144 151.8);

Tailwind

colors: {
  custom: {
    50: '#80c692',
    500: '#40ad66',
    950: '#000000',
  },
}

SCSS

$custom: #40ad66;
$custom-light: #80c692;
$custom-dark: #000000;

JSON

{
  "hex": "#40ad66",
  "rgb": {
    "r": 64,
    "g": 173,
    "b": 102
  },
  "hsl": {
    "h": 140.917,
    "s": 45.992,
    "l": 46.471
  },
  "oklch": {
    "l": 0.66742,
    "c": 0.14447,
    "h": 151.8
  },
  "luminance": 0.31936
}

Semantic roles & 50–950 ramp

primary

#40AD66

secondary

#C287AD

accent

#52A8D6

background

#F8FCF9

surface

#EFF8F1

border

#CAD1CB

text

#0B130D

muted

#7C827E

Preview Lab

Preview with #40AD66

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

Preview Lab → · Contrast checker → · Palette generator →