#81BF50#81BF50

#81BF50 is a light, vivid yellow-green. Relative luminance 0.425; OKLCH L 73.9% C 0.157 H 133.4°. Best body text is #000000 at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#81BF50
RGB	rgb(129, 191, 80)
HSL	hsl(94, 46%, 53%)
HSV	hsv(94, 58%, 75%)
CMYK	cmyk(32.5%, 0%, 58.1%, 25.1%)
CIE-LAB	lab(71.22, -38.83, 48.82)
CIE-LCH	lch(71.22, 62.38, 128.50°)
OKLab	oklab(73.87% -0.108 0.1144)
OKLCH	oklch(73.87% 0.157 133.4)
XYZ	xyz(29.1315, 42.5068, 14.2576)
Luminance	0.4251 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BF50 #8E50BF

analogous

#B8BF50 #81BF50 #50BF56

triadic

#81BF50 #5081BF #BF5081

tetradic

#81BF50 #50B8BF #8E50BF #BF5650

square

#81BF50 #50B8BF #8E50BF #BF5650

split-complementary

#81BF50 #5650BF #BF50B8

monochromatic

#466D28 #639A38 #81BF50 #A1CF7D #C2E0AA

Accessibility & contrast

On white

2.21

#81BF50 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.50

#81BF50 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BF50

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BF50	#FFFFFF	#000000	##000000
##81BF50	1.00	2.21	9.50	9.50
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.50	21.00	1.00	1.00
##000000	9.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6B244

Deuteranopia (green-blind)

#BDAD58

Tritanopia (blue-blind)

#81B8A7

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #81bf50;
/* rgb */ color: rgb(129, 191, 80);
/* oklch */ color: oklch(73.9% 0.157 133.4);

Tailwind

colors: {
  custom: {
    50: '#a9d285',
    500: '#81bf50',
    950: '#000000',
  },
}

SCSS

$custom: #81bf50;
$custom-light: #a9d285;
$custom-dark: #000000;

JSON

{
  "hex": "#81bf50",
  "rgb": {
    "r": 129,
    "g": 191,
    "b": 80
  },
  "hsl": {
    "h": 93.514,
    "s": 46.444,
    "l": 53.137
  },
  "oklch": {
    "l": 0.73866,
    "c": 0.15732,
    "h": 133.4
  },
  "luminance": 0.42508
}

Semantic roles & 50–950 ramp

primary

#81BF50

secondary

#B89DCD

accent

#52D69C

background

#FAFCF8

surface

#F4F9EF

border

#CED2CA

text

#10140B

muted

#7F827C

Preview Lab

Preview with #81BF50

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

Preview Lab → · Contrast checker → · Palette generator →