#81BB50#81BB50

#81BB50 is a light, vivid yellow-green. Relative luminance 0.408; OKLCH L 72.9% C 0.152 H 132.8°. Best body text is #000000 at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#81BB50
RGB	rgb(129, 187, 80)
HSL	hsl(93, 44%, 52%)
HSV	hsv(93, 57%, 73%)
CMYK	cmyk(31%, 0%, 57.2%, 26.7%)
CIE-LAB	lab(70.03, -37.04, 47.45)
CIE-LCH	lch(70.03, 60.19, 127.98°)
OKLab	oklab(72.9% -0.1031 0.1114)
OKLCH	oklch(72.9% 0.152 132.8)
XYZ	xyz(28.2711, 40.7860, 13.9708)
Luminance	0.4079 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BB50 #8A50BB

analogous

#B7BB50 #81BB50 #50BB54

triadic

#81BB50 #5081BB #BB5081

tetradic

#81BB50 #50B7BB #8A50BB #BB5450

square

#81BB50 #50B7BB #8A50BB #BB5450

split-complementary

#81BB50 #5450BB #BB50B7

monochromatic

#466828 #63943A #81BB50 #A1CC7C #C0DDA8

Accessibility & contrast

On white

2.29

#81BB50 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.16

#81BB50 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BB50

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BB50	#FFFFFF	#000000	##000000
##81BB50	1.00	2.29	9.16	9.16
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.16	21.00	1.00	1.00
##000000	9.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AE45

Deuteranopia (green-blind)

#BAAA58

Tritanopia (blue-blind)

#82B4A4

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #81bb50;
/* rgb */ color: rgb(129, 187, 80);
/* oklch */ color: oklch(72.9% 0.152 132.8);

Tailwind

colors: {
  custom: {
    50: '#a9d084',
    500: '#81bb50',
    950: '#000000',
  },
}

SCSS

$custom: #81bb50;
$custom-light: #a9d084;
$custom-dark: #000000;

JSON

{
  "hex": "#81bb50",
  "rgb": {
    "r": 129,
    "g": 187,
    "b": 80
  },
  "hsl": {
    "h": 92.523,
    "s": 44.033,
    "l": 52.353
  },
  "oklch": {
    "l": 0.72896,
    "c": 0.15179,
    "h": 132.8
  },
  "luminance": 0.40787
}

Semantic roles & 50–950 ramp

primary

#81BB50

secondary

#B59CCB

accent

#54D499

background

#FAFCF8

surface

#F4F9EF

border

#CED2CA

text

#10140B

muted

#7F827C

Preview Lab

Preview with #81BB50

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

Preview Lab → · Contrast checker → · Palette generator →