#40C366#40C366

#40C366 is a light, vivid green. Relative luminance 0.411; OKLCH L 72.5% C 0.174 H 149.3°. Best body text is #000000 at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#40C366
RGB	rgb(64, 195, 102)
HSL	hsl(137, 52%, 51%)
HSV	hsv(137, 67%, 76%)
CMYK	cmyk(67.2%, 0%, 47.7%, 23.5%)
CIE-LAB	lab(70.23, -55.54, 36.46)
CIE-LCH	lch(70.23, 66.44, 146.71°)
OKLab	oklab(72.46% -0.1497 0.0889)
OKLCH	oklch(72.46% 0.174 149.3)
XYZ	xyz(24.0259, 41.0769, 19.2303)
Luminance	0.4108 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C366 #C3409D

analogous

#5BC340 #40C366 #40C3A8

triadic

#40C366 #6640C3 #C36640

tetradic

#40C366 #405BC3 #C3409D #C3A840

square

#40C366 #405BC3 #C3409D #C3A840

split-complementary

#40C366 #A840C3 #C3405B

monochromatic

#216835 #2F974D #40C366 #6FD28B #9DE0B1

Accessibility & contrast

On white

2.28

#40C366 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.22

#40C366 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C366

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C366	#FFFFFF	#000000	##000000
##40C366	1.00	2.28	9.22	9.22
#FFFFFF	2.28	1.00	21.00	21.00
#000000	9.22	21.00	1.00	1.00
##000000	9.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4B35F

Deuteranopia (green-blind)

#B4A76D

Tritanopia (blue-blind)

#00BFAD

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #40c366;
/* rgb */ color: rgb(64, 195, 102);
/* oklch */ color: oklch(72.5% 0.174 149.3);

Tailwind

colors: {
  custom: {
    50: '#84d693',
    500: '#40c366',
    950: '#000000',
  },
}

SCSS

$custom: #40c366;
$custom-light: #84d693;
$custom-dark: #000000;

JSON

{
  "hex": "#40c366",
  "rgb": {
    "r": 64,
    "g": 195,
    "b": 102
  },
  "hsl": {
    "h": 137.405,
    "s": 52.191,
    "l": 50.784
  },
  "oklch": {
    "l": 0.7246,
    "c": 0.17411,
    "h": 149.3
  },
  "luminance": 0.4108
}

Semantic roles & 50–950 ramp

primary

#40C366

secondary

#CC92BC

accent

#4CB2DC

background

#F8FDF9

surface

#F0FAF1

border

#CBD3CB

text

#0C140D

muted

#7D837E

Preview Lab

Preview with #40C366

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

Preview Lab → · Contrast checker → · Palette generator →