#40C57D#40C57D

#40C57D is a light, vivid green. Relative luminance 0.425; OKLCH L 73.4% C 0.156 H 155.3°. Best body text is #000000 at 9.50:1 contrast (WCAG AA passes).

Color values

HEX#40C57D
RGBrgb(64, 197, 125)
HSLhsl(148, 53%, 51%)
HSVhsv(148, 68%, 77%)
CMYKcmyk(67.5%, 0%, 36.5%, 22.7%)
CIE-LABlab(71.21, -52.27, 25.91)
CIE-LCHlch(71.21, 58.34, 153.64°)
OKLaboklab(73.39% -0.1414 0.0649)
OKLCHoklch(73.39% 0.156 155.3)
XYZxyz(25.7799, 42.5004, 26.2428)
Luminance0.4250 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40C57D #C54088
analogous
#45C540 #40C57D #40C5C0
triadic
#40C57D #7D40C5 #C57D40
tetradic
#40C57D #4045C5 #C54088 #C5C040
square
#40C57D #4045C5 #C54088 #C5C040
split-complementary
#40C57D #C040C5 #C54045
monochromatic
#206A42 #2F995F #40C57D #6FD39D #9EE2BD

Accessibility & contrast

On white

2.21
#40C57D on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.50
#40C57D on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C57D
9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40C57D#FFFFFF#000000##000000
##40C57D1.002.219.509.50
#FFFFFF2.211.0021.0021.00
#0000009.5021.001.001.00
##0000009.5021.001.001.00

Color blindness preview

Protanopia (red-blind)
#C4B678
Deuteranopia (green-blind)
#B3AA82
Tritanopia (blue-blind)
#00C3B3
Achromatopsia (no color)
#AEAEAE

Design tokens & code

CSS
--color: #40c57d;
/* rgb */ color: rgb(64, 197, 125);
/* oklch */ color: oklch(73.4% 0.156 155.3);
Tailwind
colors: {
  custom: {
    50: '#84d7a3',
    500: '#40c57d',
    950: '#000000',
  },
}
SCSS
$custom: #40c57d;
$custom-light: #84d7a3;
$custom-dark: #000000;
JSON
{
  "hex": "#40c57d",
  "rgb": {
    "r": 64,
    "g": 197,
    "b": 125
  },
  "hsl": {
    "h": 147.519,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.73389,
    "c": 0.15564,
    "h": 155.3
  },
  "luminance": 0.42503
}

Semantic roles & 50–950 ramp

primary
#40C57D
secondary
#CE93B3
accent
#4B9ADD
background
#F8FDFA
surface
#F0FAF4
border
#CBD3CE
text
#0C140F
muted
#7D837F

Preview Lab

Preview with #40C57D

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

Preview Lab → · Contrast checker → · Palette generator →

#40C57D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva