#81BB56#81BB56

#81BB56 is a light, vivid yellow-green. Relative luminance 0.409; OKLCH L 73.0% C 0.146 H 133.6°. Best body text is #000000 at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#81BB56
RGB	rgb(129, 187, 86)
HSL	hsl(94, 43%, 54%)
HSV	hsv(94, 54%, 73%)
CMYK	cmyk(31%, 0%, 54%, 26.7%)
CIE-LAB	lab(70.09, -36.41, 44.70)
CIE-LCH	lch(70.09, 57.65, 129.16°)
OKLab	oklab(72.97% -0.1009 0.106)
OKLCH	oklch(72.97% 0.146 133.6)
XYZ	xyz(28.5028, 40.8787, 15.1909)
Luminance	0.4088 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BB56 #9056BB

analogous

#B4BB56 #81BB56 #56BB5D

triadic

#81BB56 #5681BB #BB5681

tetradic

#81BB56 #56B4BB #9056BB #BB5D56

square

#81BB56 #56B4BB #9056BB #BB5D56

split-complementary

#81BB56 #5D56BB #BB56B4

monochromatic

#476B2B #63973D #81BB56 #A2CD82 #C2DEAD

Accessibility & contrast

On white

2.29

#81BB56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.18

#81BB56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BB56

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BB56	#FFFFFF	#000000	##000000
##81BB56	1.00	2.29	9.18	9.18
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.18	21.00	1.00	1.00
##000000	9.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AE4C

Deuteranopia (green-blind)

#B9AA5D

Tritanopia (blue-blind)

#81B4A4

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #81bb56;
/* rgb */ color: rgb(129, 187, 86);
/* oklch */ color: oklch(73.0% 0.146 133.6);

Tailwind

colors: {
  custom: {
    50: '#a8d088',
    500: '#81bb56',
    950: '#000000',
  },
}

SCSS

$custom: #81bb56;
$custom-light: #a8d088;
$custom-dark: #000000;

JSON

{
  "hex": "#81bb56",
  "rgb": {
    "r": 129,
    "g": 187,
    "b": 86
  },
  "hsl": {
    "h": 94.455,
    "s": 42.616,
    "l": 53.529
  },
  "oklch": {
    "l": 0.7297,
    "c": 0.14636,
    "h": 133.6
  },
  "luminance": 0.4088
}

Semantic roles & 50–950 ramp

primary

#81BB56

secondary

#BAA1CC

accent

#55D29D

background

#FAFCF8

surface

#F4F9F0

border

#CED2CB

text

#10140C

muted

#7F827D

Preview Lab

Preview with #81BB56

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

Preview Lab → · Contrast checker → · Palette generator →