#40C64E#40C64E

#40C64E is a light, vivid green. Relative luminance 0.420; OKLCH L 72.9% C 0.198 H 144.8°. Best body text is #000000 at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#40C64E
RGB	rgb(64, 198, 78)
HSL	hsl(126, 54%, 51%)
HSV	hsv(126, 68%, 78%)
CMYK	cmyk(67.7%, 0%, 60.6%, 22.4%)
CIE-LAB	lab(70.89, -59.89, 48.69)
CIE-LCH	lch(70.89, 77.19, 140.89°)
OKLab	oklab(72.91% -0.162 0.1144)
OKLCH	oklch(72.91% 0.198 144.8)
XYZ	xyz(23.6820, 42.0257, 14.0700)
Luminance	0.4203 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C64E #C640B8

analogous

#75C640 #40C64E #40C691

triadic

#40C64E #4E40C6 #C64E40

tetradic

#40C64E #4075C6 #C640B8 #C69140

square

#40C64E #4075C6 #C640B8 #C69140

split-complementary

#40C64E #9140C6 #C64075

monochromatic

#206C28 #2E9B39 #40C64E #6FD47A #9EE2A5

Accessibility & contrast

On white

2.23

#40C64E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.41

#40C64E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C64E

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C64E	#FFFFFF	#000000	##000000
##40C64E	1.00	2.23	9.41	9.41
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.41	21.00	1.00	1.00
##000000	9.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B441

Deuteranopia (green-blind)

#B9A958

Tritanopia (blue-blind)

#15C1AC

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #40c64e;
/* rgb */ color: rgb(64, 198, 78);
/* oklch */ color: oklch(72.9% 0.198 144.8);

Tailwind

colors: {
  custom: {
    50: '#86d884',
    500: '#40c64e',
    950: '#000000',
  },
}

SCSS

$custom: #40c64e;
$custom-light: #86d884;
$custom-dark: #000000;

JSON

{
  "hex": "#40c64e",
  "rgb": {
    "r": 64,
    "g": 198,
    "b": 78
  },
  "hsl": {
    "h": 126.269,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.72912,
    "c": 0.1983,
    "h": 144.8
  },
  "luminance": 0.42028
}

Semantic roles & 50–950 ramp

primary

#40C64E

secondary

#CE93C8

accent

#4ACEDD

background

#F8FDF8

surface

#F0FBEF

border

#CBD4CA

text

#0C150B

muted

#7D837C

Preview Lab

Preview with #40C64E

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

Preview Lab → · Contrast checker → · Palette generator →