#40EF63#40EF63

#40EF63 is a very light, highly saturated green. Relative luminance 0.637; OKLCH L 83.7% C 0.231 H 146.2°. Best body text is #000000 at 13.74:1 contrast (WCAG AA passes).

Color values

HEX	#40EF63
RGB	rgb(64, 239, 99)
HSL	hsl(132, 85%, 59%)
HSV	hsv(132, 73%, 94%)
CMYK	cmyk(73.2%, 0%, 58.6%, 6.3%)
CIE-LAB	lab(83.82, -71.09, 54.31)
CIE-LCH	lch(83.82, 89.46, 142.62°)
OKLab	oklab(83.69% -0.1916 0.1282)
OKLCH	oklch(83.69% 0.231 146.2)
XYZ	xyz(35.2304, 63.7198, 22.2444)
Luminance	0.6372 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40EF63 #EF40CC

analogous

#75EF40 #40EF63 #40EFBB

triadic

#40EF63 #6340EF #EF6340

tetradic

#40EF63 #4075EF #EF40CC #EFBB40

square

#40EF63 #4075EF #EF40CC #EFBB40

split-complementary

#40EF63 #BB40EF #EF4075

monochromatic

#0EA72C #13DF3C #40EF63 #78F491 #B1F8BF

Accessibility & contrast

On white

1.53

#40EF63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.74

#40EF63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40EF63

13.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40EF63	#FFFFFF	#000000	##000000
##40EF63	1.00	1.53	13.74	13.74
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.74	21.00	1.00	1.00
##000000	13.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D954

Deuteranopia (green-blind)

#DECC6E

Tritanopia (blue-blind)

#00E9D1

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #40ef63;
/* rgb */ color: rgb(64, 239, 99);
/* oklch */ color: oklch(83.7% 0.231 146.2);

Tailwind

colors: {
  custom: {
    50: '#8df693',
    500: '#40ef63',
    950: '#000000',
  },
}

SCSS

$custom: #40ef63;
$custom-light: #8df693;
$custom-dark: #000000;

JSON

{
  "hex": "#40ef63",
  "rgb": {
    "r": 64,
    "g": 239,
    "b": 99
  },
  "hsl": {
    "h": 132,
    "s": 84.541,
    "l": 59.412
  },
  "oklch": {
    "l": 0.8369,
    "c": 0.23053,
    "h": 146.2
  },
  "luminance": 0.63724
}

Semantic roles & 50–950 ramp

primary

#40EF63

secondary

#A82B8F

accent

#2DD2FB

background

#FCFFFC

surface

#F5FFF4

border

#CFD7CE

text

#0E170D

muted

#7F857F

Preview Lab

Preview with #40EF63

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

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