#40E063#40E063

#40E063 is a light, highly saturated green. Relative luminance 0.553; OKLCH L 79.9% C 0.213 H 146.8°. Best body text is #000000 at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#40E063
RGB	rgb(64, 224, 99)
HSL	hsl(133, 72%, 56%)
HSV	hsv(133, 71%, 88%)
CMYK	cmyk(71.4%, 0%, 55.8%, 12.2%)
CIE-LAB	lab(79.21, -66.15, 48.90)
CIE-LCH	lch(79.21, 82.26, 143.53°)
OKLab	oklab(79.87% -0.1782 0.1165)
OKLCH	oklch(79.87% 0.213 146.8)
XYZ	xyz(31.0199, 55.2986, 20.8409)
Luminance	0.5530 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40E063 #E040BD

analogous

#6DE040 #40E063 #40E0B3

triadic

#40E063 #6340E0 #E06340

tetradic

#40E063 #406DE0 #E040BD #E0B340

square

#40E063 #406DE0 #E040BD #E0B340

split-complementary

#40E063 #B340E0 #E0406D

monochromatic

#178E31 #20C343 #40E063 #75E98E #A9F1B9

Accessibility & contrast

On white

1.74

#40E063 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.06

#40E063 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40E063

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40E063	#FFFFFF	#000000	##000000
##40E063	1.00	1.74	12.06	12.06
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.06	21.00	1.00	1.00
##000000	12.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CC57

Deuteranopia (green-blind)

#D0BF6D

Tritanopia (blue-blind)

#00DBC4

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #40e063;
/* rgb */ color: rgb(64, 224, 99);
/* oklch */ color: oklch(79.9% 0.213 146.8);

Tailwind

colors: {
  custom: {
    50: '#8aeb92',
    500: '#40e063',
    950: '#000000',
  },
}

SCSS

$custom: #40e063;
$custom-light: #8aeb92;
$custom-dark: #000000;

JSON

{
  "hex": "#40e063",
  "rgb": {
    "r": 64,
    "g": 224,
    "b": 99
  },
  "hsl": {
    "h": 133.125,
    "s": 72.072,
    "l": 56.471
  },
  "oklch": {
    "l": 0.79873,
    "c": 0.21291,
    "h": 146.8
  },
  "luminance": 0.55302
}

Semantic roles & 50–950 ramp

primary

#40E063

secondary

#94317E

accent

#39C7EF

background

#FCFFFC

surface

#F4FEF4

border

#CED6CE

text

#0D160D

muted

#7F857F

Preview Lab

Preview with #40E063

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

Preview Lab → · Contrast checker → · Palette generator →