#81BB43#81BB43

#81BB43 is a light, vivid yellow-green. Relative luminance 0.406; OKLCH L 72.8% C 0.163 H 131.4°. Best body text is #000000 at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#81BB43
RGB	rgb(129, 187, 67)
HSL	hsl(89, 47%, 50%)
HSV	hsv(89, 64%, 73%)
CMYK	cmyk(31%, 0%, 64.2%, 26.7%)
CIE-LAB	lab(69.90, -38.23, 53.08)
CIE-LCH	lch(69.90, 65.41, 125.76°)
OKLab	oklab(72.76% -0.1074 0.122)
OKLCH	oklch(72.76% 0.163 131.4)
XYZ	xyz(27.8364, 40.6121, 11.6814)
Luminance	0.4061 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BB43 #7D43BB

analogous

#BBB943 #81BB43 #45BB43

triadic

#81BB43 #4381BB #BB4381

tetradic

#81BB43 #43BBB9 #7D43BB #BB4345

square

#81BB43 #43BBB9 #7D43BB #BB4345

split-complementary

#81BB43 #4345BB #B943BB

monochromatic

#436123 #628E33 #81BB43 #9FCC70 #BDDC9D

Accessibility & contrast

On white

2.30

#81BB43 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.12

#81BB43 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BB43

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BB43	#FFFFFF	#000000	##000000
##81BB43	1.00	2.30	9.12	9.12
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.12	21.00	1.00	1.00
##000000	9.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AE34

Deuteranopia (green-blind)

#BBA94C

Tritanopia (blue-blind)

#83B4A2

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #81bb43;
/* rgb */ color: rgb(129, 187, 67);
/* oklch */ color: oklch(72.8% 0.163 131.4);

Tailwind

colors: {
  custom: {
    50: '#a9d07c',
    500: '#81bb43',
    950: '#000000',
  },
}

SCSS

$custom: #81bb43;
$custom-light: #a9d07c;
$custom-dark: #000000;

JSON

{
  "hex": "#81bb43",
  "rgb": {
    "r": 129,
    "g": 187,
    "b": 67
  },
  "hsl": {
    "h": 89,
    "s": 47.244,
    "l": 49.804
  },
  "oklch": {
    "l": 0.72757,
    "c": 0.16255,
    "h": 131.4
  },
  "luminance": 0.40613
}

Semantic roles & 50–950 ramp

primary

#81BB43

secondary

#AC92C8

accent

#51D792

background

#FAFCF7

surface

#F4F9EE

border

#CED2C9

text

#10140A

muted

#7F827C

Preview Lab

Preview with #81BB43

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

Preview Lab → · Contrast checker → · Palette generator →