#81BB4E#81BB4E

#81BB4E is a light, vivid yellow-green. Relative luminance 0.408; OKLCH L 72.9% C 0.154 H 132.5°. Best body text is #000000 at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#81BB4E
RGB	rgb(129, 187, 78)
HSL	hsl(92, 44%, 52%)
HSV	hsv(92, 58%, 73%)
CMYK	cmyk(31%, 0%, 58.3%, 26.7%)
CIE-LAB	lab(70.01, -37.24, 48.34)
CIE-LCH	lch(70.01, 61.02, 127.61°)
OKLab	oklab(72.87% -0.1038 0.1131)
OKLCH	oklch(72.87% 0.154 132.5)
XYZ	xyz(28.1983, 40.7569, 13.5874)
Luminance	0.4076 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BB4E #884EBB

analogous

#B7BB4E #81BB4E #4EBB52

triadic

#81BB4E #4E81BB #BB4E81

tetradic

#81BB4E #4EB7BB #884EBB #BB524E

square

#81BB4E #4EB7BB #884EBB #BB524E

split-complementary

#81BB4E #524EBB #BB4EB7

monochromatic

#456728 #639339 #81BB4E #A0CC7A #C0DDA6

Accessibility & contrast

On white

2.29

#81BB4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.15

#81BB4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BB4E

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BB4E	#FFFFFF	#000000	##000000
##81BB4E	1.00	2.29	9.15	9.15
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.15	21.00	1.00	1.00
##000000	9.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AE43

Deuteranopia (green-blind)

#BAA956

Tritanopia (blue-blind)

#82B4A3

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #81bb4e;
/* rgb */ color: rgb(129, 187, 78);
/* oklch */ color: oklch(72.9% 0.154 132.5);

Tailwind

colors: {
  custom: {
    50: '#a9d083',
    500: '#81bb4e',
    950: '#000000',
  },
}

SCSS

$custom: #81bb4e;
$custom-light: #a9d083;
$custom-dark: #000000;

JSON

{
  "hex": "#81bb4e",
  "rgb": {
    "r": 129,
    "g": 187,
    "b": 78
  },
  "hsl": {
    "h": 91.927,
    "s": 44.49,
    "l": 51.961
  },
  "oklch": {
    "l": 0.72872,
    "c": 0.15354,
    "h": 132.5
  },
  "luminance": 0.40758
}

Semantic roles & 50–950 ramp

primary

#81BB4E

secondary

#B49BCA

accent

#54D498

background

#FAFCF8

surface

#F4F9EF

border

#CED2CA

text

#10140B

muted

#7F827C

Preview Lab

Preview with #81BB4E

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

Preview Lab → · Contrast checker → · Palette generator →