#40CA5E#40CA5E

#40CA5E is a light, vivid green. Relative luminance 0.441; OKLCH L 74.2% C 0.190 H 147.2°. Best body text is #000000 at 9.83:1 contrast (WCAG AA passes).

Color values

HEX#40CA5E
RGBrgb(64, 202, 94)
HSLhsl(133, 57%, 52%)
HSVhsv(133, 68%, 79%)
CMYKcmyk(68.3%, 0%, 53.5%, 20.8%)
CIE-LABlab(72.32, -59.25, 42.97)
CIE-LCHlch(72.32, 73.19, 144.05°)
OKLaboklab(74.15% -0.1597 0.1031)
OKLCHoklch(74.15% 0.19 147.2)
XYZxyz(25.2534, 44.1365, 17.7758)
Luminance0.4414 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40CA5E #CA40AC
analogous
#67CA40 #40CA5E #40CAA3
triadic
#40CA5E #5E40CA #CA5E40
tetradic
#40CA5E #4067CA #CA40AC #CAA340
square
#40CA5E #4067CA #CA40AC #CAA340
split-complementary
#40CA5E #A340CA #CA4067
monochromatic
#1F7031 #2CA046 #40CA5E #70D786 #A0E5AF

Accessibility & contrast

On white

2.14
#40CA5E on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.83
#40CA5E on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CA5E
9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40CA5E#FFFFFF#000000##000000
##40CA5E1.002.149.839.83
#FFFFFF2.141.0021.0021.00
#0000009.8321.001.001.00
##0000009.8321.001.001.00

Color blindness preview

Protanopia (red-blind)
#CCB854
Deuteranopia (green-blind)
#BCAD66
Tritanopia (blue-blind)
#00C6B2
Achromatopsia (no color)
#B1B1B1

Design tokens & code

CSS
--color: #40ca5e;
/* rgb */ color: rgb(64, 202, 94);
/* oklch */ color: oklch(74.2% 0.190 147.2);
Tailwind
colors: {
  custom: {
    50: '#86db8e',
    500: '#40ca5e',
    950: '#000000',
  },
}
SCSS
$custom: #40ca5e;
$custom-light: #86db8e;
$custom-dark: #000000;
JSON
{
  "hex": "#40ca5e",
  "rgb": {
    "r": 64,
    "g": 202,
    "b": 94
  },
  "hsl": {
    "h": 133.043,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.74152,
    "c": 0.19013,
    "h": 147.2
  },
  "luminance": 0.44139
}

Semantic roles & 50–950 ramp

primary
#40CA5E
secondary
#D195C4
accent
#48BFE0
background
#F8FDF8
surface
#F0FBF0
border
#CBD4CB
text
#0D150C
muted
#7D837D

Preview Lab

Preview with #40CA5E

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

Preview Lab → · Contrast checker → · Palette generator →

#40CA5E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva