#81DA52#81DA52

#81DA52 is a light, vivid yellow-green. Relative luminance 0.554; OKLCH L 80.4% C 0.192 H 136.4°. Best body text is #000000 at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#81DA52
RGB	rgb(129, 218, 82)
HSL	hsl(99, 65%, 59%)
HSV	hsv(99, 62%, 85%)
CMYK	cmyk(40.8%, 0%, 62.4%, 14.5%)
CIE-LAB	lab(79.28, -50.12, 57.01)
CIE-LCH	lch(79.28, 75.91, 131.32°)
OKLab	oklab(80.45% -0.1388 0.132)
OKLCH	oklch(80.45% 0.192 136.4)
XYZ	xyz(35.6467, 55.4172, 16.7993)
Luminance	0.5542 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81DA52 #AB52DA

analogous

#C5DA52 #81DA52 #52DA67

triadic

#81DA52 #5281DA #DA5281

tetradic

#81DA52 #52C5DA #AB52DA #DA6752

square

#81DA52 #52C5DA #AB52DA #DA6752

split-complementary

#81DA52 #6752DA #DA52C5

monochromatic

#47921F #60C52A #81DA52 #A6E584 #CAF0B7

Accessibility & contrast

On white

1.74

#81DA52 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.08

#81DA52 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81DA52

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81DA52	#FFFFFF	#000000	##000000
##81DA52	1.00	1.74	12.08	12.08
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.08	21.00	1.00	1.00
##000000	12.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C942

Deuteranopia (green-blind)

#D5C25D

Tritanopia (blue-blind)

#7DD2BD

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #81da52;
/* rgb */ color: rgb(129, 218, 82);
/* oklch */ color: oklch(80.4% 0.192 136.4);

Tailwind

colors: {
  custom: {
    50: '#abe688',
    500: '#81da52',
    950: '#000000',
  },
}

SCSS

$custom: #81da52;
$custom-light: #abe688;
$custom-dark: #000000;

JSON

{
  "hex": "#81da52",
  "rgb": {
    "r": 129,
    "g": 218,
    "b": 82
  },
  "hsl": {
    "h": 99.265,
    "s": 64.762,
    "l": 58.824
  },
  "oklch": {
    "l": 0.80448,
    "c": 0.19156,
    "h": 136.4
  },
  "luminance": 0.55419
}

Semantic roles & 50–950 ramp

primary

#81DA52

secondary

#773997

accent

#40E8AE

background

#FDFEFC

surface

#F7FCF4

border

#D0D5CE

text

#11160C

muted

#81847F

Preview Lab

Preview with #81DA52

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

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