#81CA52#81CA52

#81CA52 is a light, vivid yellow-green. Relative luminance 0.475; OKLCH L 76.6% C 0.171 H 135.0°. Best body text is #000000 at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#81CA52
RGB	rgb(129, 202, 82)
HSL	hsl(97, 53%, 56%)
HSV	hsv(97, 59%, 79%)
CMYK	cmyk(36.1%, 0%, 59.4%, 20.8%)
CIE-LAB	lab(74.52, -43.44, 51.68)
CIE-LCH	lch(74.52, 67.51, 130.05°)
OKLab	oklab(76.56% -0.1205 0.1207)
OKLCH	oklch(76.56% 0.171 135)
XYZ	xyz(31.6961, 47.5159, 15.4824)
Luminance	0.4752 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CA52 #9B52CA

analogous

#BDCA52 #81CA52 #52CA5F

triadic

#81CA52 #5281CA #CA5281

tetradic

#81CA52 #52BDCA #9B52CA #CA5F52

square

#81CA52 #52BDCA #9B52CA #CA5F52

split-complementary

#81CA52 #5F52CA #CA52BD

monochromatic

#487C26 #63AB34 #81CA52 #A3D881 #C5E7B0

Accessibility & contrast

On white

2.00

#81CA52 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.50

#81CA52 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CA52

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CA52	#FFFFFF	#000000	##000000
##81CA52	1.00	2.00	10.50	10.50
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.50	21.00	1.00	1.00
##000000	10.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BB45

Deuteranopia (green-blind)

#C7B55B

Tritanopia (blue-blind)

#80C3B0

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #81ca52;
/* rgb */ color: rgb(129, 202, 82);
/* oklch */ color: oklch(76.6% 0.171 135.0);

Tailwind

colors: {
  custom: {
    50: '#aada87',
    500: '#81ca52',
    950: '#000000',
  },
}

SCSS

$custom: #81ca52;
$custom-light: #aada87;
$custom-dark: #000000;

JSON

{
  "hex": "#81ca52",
  "rgb": {
    "r": 129,
    "g": 202,
    "b": 82
  },
  "hsl": {
    "h": 96.5,
    "s": 53.097,
    "l": 55.686
  },
  "oklch": {
    "l": 0.76559,
    "c": 0.17056,
    "h": 135
  },
  "luminance": 0.47517
}

Semantic roles & 50–950 ramp

primary

#81CA52

secondary

#C1A3D5

accent

#4BDDA4

background

#FAFDF8

surface

#F4FBF0

border

#CED4CB

text

#10150B

muted

#7F837C

Preview Lab

Preview with #81CA52

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

Preview Lab → · Contrast checker → · Palette generator →