#40C03F#40C03F

#40C03F is a light, highly saturated green. Relative luminance 0.391; OKLCH L 71.2% C 0.202 H 143.0°. Best body text is #000000 at 8.83:1 contrast (WCAG AA passes).

Color values

HEX#40C03F
RGBrgb(64, 192, 63)
HSLhsl(120, 51%, 50%)
HSVhsv(120, 67%, 75%)
CMYKcmyk(66.7%, 0%, 67.2%, 24.7%)
CIE-LABlab(68.86, -59.42, 52.86)
CIE-LCHlch(68.86, 79.53, 138.34°)
OKLaboklab(71.19% -0.1614 0.1217)
OKLCHoklch(71.19% 0.202 143)
XYZxyz(21.8599, 39.1459, 11.1055)
Luminance0.3915 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40C03F #BF3FC0
analogous
#80C03F #40C03F #3FC07F
triadic
#40C03F #3F40C0 #C03F40
tetradic
#40C03F #3F80C0 #BF3FC0 #C07F3F
square
#40C03F #3F80C0 #BF3FC0 #C07F3F
split-complementary
#40C03F #7F3FC0 #C03F80
monochromatic
#216421 #319230 #40C03F #6ECF6D #9CDE9B

Accessibility & contrast

On white

2.38
#40C03F on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.83
#40C03F on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C03F
8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40C03F#FFFFFF#000000##000000
##40C03F1.002.388.838.83
#FFFFFF2.381.0021.0021.00
#0000008.8321.001.001.00
##0000008.8321.001.001.00

Color blindness preview

Protanopia (red-blind)
#C4AE2D
Deuteranopia (green-blind)
#B5A44B
Tritanopia (blue-blind)
#21BAA6
Achromatopsia (no color)
#A8A8A8

Design tokens & code

CSS
--color: #40c03f;
/* rgb */ color: rgb(64, 192, 63);
/* oklch */ color: oklch(71.2% 0.202 143.0);
Tailwind
colors: {
  custom: {
    50: '#85d47a',
    500: '#40c03f',
    950: '#000000',
  },
}
SCSS
$custom: #40c03f;
$custom-light: #85d47a;
$custom-dark: #000000;
JSON
{
  "hex": "#40c03f",
  "rgb": {
    "r": 64,
    "g": 192,
    "b": 63
  },
  "hsl": {
    "h": 119.535,
    "s": 50.588,
    "l": 50
  },
  "oklch": {
    "l": 0.71186,
    "c": 0.20215,
    "h": 143
  },
  "luminance": 0.39148
}

Semantic roles & 50–950 ramp

primary
#40C03F
secondary
#CA91CA
accent
#4EDAD9
background
#F8FDF7
surface
#F0FAEE
border
#CBD3C9
text
#0C140A
muted
#7D837C

Preview Lab

Preview with #40C03F

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

Preview Lab → · Contrast checker → · Palette generator →

#40C03F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva