#81DF4B#81DF4B

#81DF4B is a light, highly saturated yellow-green. Relative luminance 0.580; OKLCH L 81.6% C 0.203 H 136.2°. Best body text is #000000 at 12.59:1 contrast (WCAG AA passes).

Color values

HEX#81DF4B
RGBrgb(129, 223, 75)
HSLhsl(98, 70%, 58%)
HSVhsv(98, 66%, 87%)
CMYKcmyk(42.2%, 0%, 66.4%, 12.5%)
CIE-LABlab(80.71, -52.73, 61.41)
CIE-LCHlch(80.71, 80.94, 130.65°)
OKLaboklab(81.6% -0.1464 0.1405)
OKLCHoklch(81.6% 0.203 136.2)
XYZxyz(36.7100, 57.9484, 15.9061)
Luminance0.5795 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#81DF4B #A94BDF
analogous
#CBDF4B #81DF4B #4BDF5F
triadic
#81DF4B #4B81DF #DF4B81
tetradic
#81DF4B #4BCBDF #A94BDF #DF5F4B
square
#81DF4B #4BCBDF #A94BDF #DF5F4B
split-complementary
#81DF4B #5F4BDF #DF4BCB
monochromatic
#47951B #60C924 #81DF4B #A5E87F #CAF1B3

Accessibility & contrast

On white

1.67
#81DF4B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.59
#81DF4B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81DF4B
12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##81DF4B#FFFFFF#000000##000000
##81DF4B1.001.6712.5912.59
#FFFFFF1.671.0021.0021.00
#00000012.5921.001.001.00
##00000012.5921.001.001.00

Color blindness preview

Protanopia (red-blind)
#E7CD37
Deuteranopia (green-blind)
#DAC558
Tritanopia (blue-blind)
#7DD7C1
Achromatopsia (no color)
#C8C8C8

Design tokens & code

CSS
--color: #81df4b;
/* rgb */ color: rgb(129, 223, 75);
/* oklch */ color: oklch(81.6% 0.203 136.2);
Tailwind
colors: {
  custom: {
    50: '#ace984',
    500: '#81df4b',
    950: '#000000',
  },
}
SCSS
$custom: #81df4b;
$custom-light: #ace984;
$custom-dark: #000000;
JSON
{
  "hex": "#81df4b",
  "rgb": {
    "r": 129,
    "g": 223,
    "b": 75
  },
  "hsl": {
    "h": 98.108,
    "s": 69.811,
    "l": 58.431
  },
  "oklch": {
    "l": 0.81599,
    "c": 0.20291,
    "h": 136.2
  },
  "luminance": 0.5795
}

Semantic roles & 50–950 ramp

primary
#81DF4B
secondary
#753599
accent
#3BEDAC
background
#FDFEFB
surface
#F8FDF2
border
#D1D5CC
text
#11160B
muted
#81847E

Preview Lab

Preview with #81DF4B

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

Preview Lab → · Contrast checker → · Palette generator →

#81DF4B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva