#40DB39#40DB39

#40DB39 is a light, highly saturated green. Relative luminance 0.520; OKLCH L 78.2% C 0.236 H 142.4°. Best body text is #000000 at 11.41:1 contrast (WCAG AA passes).

Color values

HEX#40DB39
RGBrgb(64, 219, 57)
HSLhsl(117, 69%, 54%)
HSVhsv(117, 74%, 86%)
CMYKcmyk(70.8%, 0%, 74%, 14.1%)
CIE-LABlab(77.31, -68.77, 63.85)
CIE-LCHlch(77.31, 93.85, 137.13°)
OKLaboklab(78.18% -0.187 0.144)
OKLCHoklch(78.18% 0.236 142.4)
XYZxyz(28.1827, 52.0453, 12.4306)
Luminance0.5205 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40DB39 #D439DB
analogous
#91DB39 #40DB39 #39DB83
triadic
#40DB39 #3940DB #DB3940
tetradic
#40DB39 #3991DB #D439DB #DB8339
square
#40DB39 #3991DB #D439DB #DB8339
split-complementary
#40DB39 #8339DB #DB3991
monochromatic
#1C8218 #27B621 #40DB39 #72E46D #A4EEA1

Accessibility & contrast

On white

1.84
#40DB39 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.41
#40DB39 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40DB39
11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40DB39#FFFFFF#000000##000000
##40DB391.001.8411.4111.41
#FFFFFF1.841.0021.0021.00
#00000011.4121.001.001.00
##00000011.4121.001.001.00

Color blindness preview

Protanopia (red-blind)
#E0C617
Deuteranopia (green-blind)
#CEBA4B
Tritanopia (blue-blind)
#09D4BC
Achromatopsia (no color)
#BFBFBF

Design tokens & code

CSS
--color: #40db39;
/* rgb */ color: rgb(64, 219, 57);
/* oklch */ color: oklch(78.2% 0.236 142.4);
Tailwind
colors: {
  custom: {
    50: '#8be77a',
    500: '#40db39',
    950: '#000000',
  },
}
SCSS
$custom: #40db39;
$custom-light: #8be77a;
$custom-dark: #000000;
JSON
{
  "hex": "#40db39",
  "rgb": {
    "r": 64,
    "g": 219,
    "b": 57
  },
  "hsl": {
    "h": 117.407,
    "s": 69.231,
    "l": 54.118
  },
  "oklch": {
    "l": 0.7818,
    "c": 0.23604,
    "h": 142.4
  },
  "luminance": 0.52048
}

Semantic roles & 50–950 ramp

primary
#40DB39
secondary
#852F89
accent
#3CECE4
background
#FCFEFB
surface
#F5FDF2
border
#CFD5CC
text
#0E160A
muted
#7F847D

Preview Lab

Preview with #40DB39

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

Preview Lab → · Contrast checker → · Palette generator →

#40DB39 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva