#81CA45#81CA45

#81CA45 is a light, vivid yellow-green. Relative luminance 0.473; OKLCH L 76.4% C 0.181 H 133.6°. Best body text is #000000 at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#81CA45
RGB	rgb(129, 202, 69)
HSL	hsl(93, 56%, 53%)
HSV	hsv(93, 66%, 79%)
CMYK	cmyk(36.1%, 0%, 65.8%, 20.8%)
CIE-LAB	lab(74.40, -44.59, 57.09)
CIE-LCH	lch(74.40, 72.44, 127.99°)
OKLab	oklab(76.43% -0.1247 0.1307)
OKLCH	oklch(76.43% 0.181 133.6)
XYZ	xyz(31.2474, 47.3365, 13.1195)
Luminance	0.4734 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CA45 #8E45CA

analogous

#C4CA45 #81CA45 #45CA4B

triadic

#81CA45 #4581CA #CA4581

tetradic

#81CA45 #45C4CA #8E45CA #CA4B45

square

#81CA45 #45C4CA #8E45CA #CA4B45

split-complementary

#81CA45 #4B45CA #CA45C4

monochromatic

#467421 #63A32F #81CA45 #A1D875 #C2E5A4

Accessibility & contrast

On white

2.01

#81CA45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.47

#81CA45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CA45

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CA45	#FFFFFF	#000000	##000000
##81CA45	1.00	2.01	10.47	10.47
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.47	21.00	1.00	1.00
##000000	10.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BB33

Deuteranopia (green-blind)

#C8B550

Tritanopia (blue-blind)

#81C2AF

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #81ca45;
/* rgb */ color: rgb(129, 202, 69);
/* oklch */ color: oklch(76.4% 0.181 133.6);

Tailwind

colors: {
  custom: {
    50: '#aada7f',
    500: '#81ca45',
    950: '#000000',
  },
}

SCSS

$custom: #81ca45;
$custom-light: #aada7f;
$custom-dark: #000000;

JSON

{
  "hex": "#81ca45",
  "rgb": {
    "r": 129,
    "g": 202,
    "b": 69
  },
  "hsl": {
    "h": 92.932,
    "s": 55.649,
    "l": 53.137
  },
  "oklch": {
    "l": 0.76429,
    "c": 0.18062,
    "h": 133.6
  },
  "luminance": 0.47338
}

Semantic roles & 50–950 ramp

primary

#81CA45

secondary

#B899D2

accent

#49DF9B

background

#FAFDF8

surface

#F4FBEF

border

#CED4CA

text

#10150A

muted

#7F837C

Preview Lab

Preview with #81CA45

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

Preview Lab → · Contrast checker → · Palette generator →