#81C647#81C647

#81C647 is a light, vivid yellow-green. Relative luminance 0.455; OKLCH L 75.5% C 0.174 H 133.3°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX#81C647
RGBrgb(129, 198, 71)
HSLhsl(93, 53%, 53%)
HSVhsv(93, 64%, 78%)
CMYKcmyk(34.8%, 0%, 64.1%, 22.4%)
CIE-LABlab(73.23, -42.71, 55.00)
CIE-LCHlch(73.23, 69.63, 127.84°)
OKLaboklab(75.47% -0.1194 0.1265)
OKLCHoklch(75.47% 0.174 133.3)
XYZxyz(30.3842, 45.5090, 13.1432)
Luminance0.4551 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#81C647 #8C47C6
analogous
#C1C647 #81C647 #47C64C
triadic
#81C647 #4781C6 #C64781
tetradic
#81C647 #47C1C6 #8C47C6 #C64C47
square
#81C647 #47C1C6 #8C47C6 #C64C47
split-complementary
#81C647 #4C47C6 #C647C1
monochromatic
#467023 #639F31 #81C647 #A1D476 #C1E3A4

Accessibility & contrast

On white

2.08
#81C647 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.10
#81C647 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81C647
10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##81C647#FFFFFF#000000##000000
##81C6471.002.0810.1010.10
#FFFFFF2.081.0021.0021.00
#00000010.1021.001.001.00
##00000010.1021.001.001.00

Color blindness preview

Protanopia (red-blind)
#CEB737
Deuteranopia (green-blind)
#C4B251
Tritanopia (blue-blind)
#81BEAC
Achromatopsia (no color)
#B4B4B4

Design tokens & code

CSS
--color: #81c647;
/* rgb */ color: rgb(129, 198, 71);
/* oklch */ color: oklch(75.5% 0.174 133.3);
Tailwind
colors: {
  custom: {
    50: '#aad780',
    500: '#81c647',
    950: '#000000',
  },
}
SCSS
$custom: #81c647;
$custom-light: #aad780;
$custom-dark: #000000;
JSON
{
  "hex": "#81c647",
  "rgb": {
    "r": 129,
    "g": 198,
    "b": 71
  },
  "hsl": {
    "h": 92.598,
    "s": 52.697,
    "l": 52.745
  },
  "oklch": {
    "l": 0.75473,
    "c": 0.17396,
    "h": 133.3
  },
  "luminance": 0.4551
}

Semantic roles & 50–950 ramp

primary
#81C647
secondary
#B799D0
accent
#4CDC9A
background
#FAFDF8
surface
#F4FAEF
border
#CED3CA
text
#10140A
muted
#7F837C

Preview Lab

Preview with #81C647

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

Preview Lab → · Contrast checker → · Palette generator →

#81C647 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva