#81D641#81D641

#81D641 is a light, vivid yellow-green. Relative luminance 0.531; OKLCH L 79.3% C 0.198 H 134.6°. Best body text is #000000 at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#81D641
RGB	rgb(129, 214, 65)
HSL	hsl(94, 65%, 55%)
HSV	hsv(94, 70%, 84%)
CMYK	cmyk(39.7%, 0%, 69.6%, 16.1%)
CIE-LAB	lab(77.96, -49.87, 62.36)
CIE-LCH	lch(77.96, 79.85, 128.65°)
OKLab	oklab(79.32% -0.1393 0.1412)
OKLCH	oklch(79.32% 0.198 134.6)
XYZ	xyz(34.0533, 53.1402, 13.4628)
Luminance	0.5314 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81D641 #9641D6

analogous

#CCD641 #81D641 #41D64C

triadic

#81D641 #4181D6 #D64181

tetradic

#81D641 #41CCD6 #9641D6 #D64C41

square

#81D641 #41CCD6 #9641D6 #D64C41

split-complementary

#81D641 #4C41D6 #D641CC

monochromatic

#47811C #63B327 #81D641 #A2E173 #C4ECA6

Accessibility & contrast

On white

1.81

#81D641 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.63

#81D641 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81D641

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81D641	#FFFFFF	#000000	##000000
##81D641	1.00	1.81	11.63	11.63
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.63	21.00	1.00	1.00
##000000	11.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC529

Deuteranopia (green-blind)

#D2BE4F

Tritanopia (blue-blind)

#80CEB8

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #81d641;
/* rgb */ color: rgb(129, 214, 65);
/* oklch */ color: oklch(79.3% 0.198 134.6);

Tailwind

colors: {
  custom: {
    50: '#ace37e',
    500: '#81d641',
    950: '#000000',
  },
}

SCSS

$custom: #81d641;
$custom-light: #ace37e;
$custom-dark: #000000;

JSON

{
  "hex": "#81d641",
  "rgb": {
    "r": 129,
    "g": 214,
    "b": 65
  },
  "hsl": {
    "h": 94.228,
    "s": 64.502,
    "l": 54.706
  },
  "oklch": {
    "l": 0.79323,
    "c": 0.1984,
    "h": 134.6
  },
  "luminance": 0.53142
}

Semantic roles & 50–950 ramp

primary

#81D641

secondary

#643388

accent

#40E7A0

background

#FDFEFB

surface

#F8FCF2

border

#D1D5CC

text

#11150A

muted

#81847D

Preview Lab

Preview with #81D641

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

Preview Lab → · Contrast checker → · Palette generator →