#40DA57#40DA57

#40DA57 is a light, highly saturated green. Relative luminance 0.519; OKLCH L 78.2% C 0.215 H 145.4°. Best body text is #000000 at 11.38:1 contrast (WCAG AA passes).

Color values

HEX#40DA57
RGBrgb(64, 218, 87)
HSLhsl(129, 68%, 55%)
HSVhsv(129, 71%, 85%)
CMYKcmyk(70.6%, 0%, 60.1%, 14.5%)
CIE-LABlab(77.23, -65.62, 51.98)
CIE-LCHlch(77.23, 83.72, 141.62°)
OKLaboklab(78.19% -0.1772 0.1222)
OKLCHoklch(78.19% 0.215 145.4)
XYZxyz(28.9041, 51.9177, 17.5128)
Luminance0.5192 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40DA57 #DA40C3
analogous
#76DA40 #40DA57 #40DAA4
triadic
#40DA57 #5740DA #DA5740
tetradic
#40DA57 #4076DA #DA40C3 #DAA440
square
#40DA57 #4076DA #DA40C3 #DAA440
split-complementary
#40DA57 #A440DA #DA4076
monochromatic
#1A862A #24B93A #40DA57 #73E484 #A7EEB1

Accessibility & contrast

On white

1.84
#40DA57 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.38
#40DA57 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40DA57
11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40DA57#FFFFFF#000000##000000
##40DA571.001.8411.3811.38
#FFFFFF1.841.0021.0021.00
#00000011.3821.001.001.00
##00000011.3821.001.001.00

Color blindness preview

Protanopia (red-blind)
#DDC649
Deuteranopia (green-blind)
#CBBA62
Tritanopia (blue-blind)
#00D5BE
Achromatopsia (no color)
#BFBFBF

Design tokens & code

CSS
--color: #40da57;
/* rgb */ color: rgb(64, 218, 87);
/* oklch */ color: oklch(78.2% 0.215 145.4);
Tailwind
colors: {
  custom: {
    50: '#8ae78b',
    500: '#40da57',
    950: '#000000',
  },
}
SCSS
$custom: #40da57;
$custom-light: #8ae78b;
$custom-dark: #000000;
JSON
{
  "hex": "#40da57",
  "rgb": {
    "r": 64,
    "g": 218,
    "b": 87
  },
  "hsl": {
    "h": 128.961,
    "s": 67.544,
    "l": 55.294
  },
  "oklch": {
    "l": 0.78192,
    "c": 0.21523,
    "h": 145.4
  },
  "luminance": 0.51921
}

Semantic roles & 50–950 ramp

primary
#40DA57
secondary
#8C327F
accent
#3DD1EA
background
#FCFEFC
surface
#F4FDF4
border
#CED5CE
text
#0D160C
muted
#7F847F

Preview Lab

Preview with #40DA57

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

Preview Lab → · Contrast checker → · Palette generator →

#40DA57 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva