#40CE59#40CE59

#40CE59 is a light, vivid green. Relative luminance 0.460; OKLCH L 75.1% C 0.199 H 146.1°. Best body text is #000000 at 10.19:1 contrast (WCAG AA passes).

Color values

HEX#40CE59
RGBrgb(64, 206, 89)
HSLhsl(131, 59%, 53%)
HSVhsv(131, 69%, 81%)
CMYKcmyk(68.9%, 0%, 56.8%, 19.2%)
CIE-LABlab(73.51, -61.31, 46.75)
CIE-LCHlch(73.51, 77.10, 142.68°)
OKLaboklab(75.12% -0.1655 0.1111)
OKLCHoklch(75.12% 0.199 146.1)
XYZxyz(25.9870, 45.9510, 16.9491)
Luminance0.4595 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40CE59 #CE40B5
analogous
#6ECE40 #40CE59 #40CEA0
triadic
#40CE59 #5940CE #CE5940
tetradic
#40CE59 #406ECE #CE40B5 #CEA040
square
#40CE59 #406ECE #CE40B5 #CEA040
split-complementary
#40CE59 #A040CE #CE406E
monochromatic
#1E752E #2BA640 #40CE59 #71DA83 #A1E7AE

Accessibility & contrast

On white

2.06
#40CE59 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.19
#40CE59 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CE59
10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40CE59#FFFFFF#000000##000000
##40CE591.002.0610.1910.19
#FFFFFF2.061.0021.0021.00
#00000010.1921.001.001.00
##00000010.1921.001.001.00

Color blindness preview

Protanopia (red-blind)
#D1BC4E
Deuteranopia (green-blind)
#C0B062
Tritanopia (blue-blind)
#00C9B4
Achromatopsia (no color)
#B5B5B5

Design tokens & code

CSS
--color: #40ce59;
/* rgb */ color: rgb(64, 206, 89);
/* oklch */ color: oklch(75.1% 0.199 146.1);
Tailwind
colors: {
  custom: {
    50: '#87de8b',
    500: '#40ce59',
    950: '#000000',
  },
}
SCSS
$custom: #40ce59;
$custom-light: #87de8b;
$custom-dark: #000000;
JSON
{
  "hex": "#40ce59",
  "rgb": {
    "r": 64,
    "g": 206,
    "b": 89
  },
  "hsl": {
    "h": 130.563,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.75121,
    "c": 0.19926,
    "h": 146.1
  },
  "luminance": 0.45954
}

Semantic roles & 50–950 ramp

primary
#40CE59
secondary
#D496C9
accent
#45C7E2
background
#F9FDF8
surface
#F1FBF0
border
#CBD4CB
text
#0D150C
muted
#7E837D

Preview Lab

Preview with #40CE59

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

Preview Lab → · Contrast checker → · Palette generator →

#40CE59 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva