#81B73D#81B73D

#81B73D is a light, vivid yellow-green. Relative luminance 0.389; OKLCH L 71.7% C 0.162 H 130.2°. Best body text is #000000 at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#81B73D
RGB	rgb(129, 183, 61)
HSL	hsl(87, 50%, 48%)
HSV	hsv(87, 67%, 72%)
CMYK	cmyk(29.5%, 0%, 66.7%, 28.2%)
CIE-LAB	lab(68.66, -36.91, 54.24)
CIE-LCH	lch(68.66, 65.61, 124.24°)
OKLab	oklab(71.73% -0.1043 0.1237)
OKLCH	oklch(71.73% 0.162 130.2)
XYZ	xyz(26.8289, 38.8702, 10.5031)
Luminance	0.3887 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81B73D #733DB7

analogous

#B7B03D #81B73D #44B73D

triadic

#81B73D #3D81B7 #B73D81

tetradic

#81B73D #3DB7B0 #733DB7 #B73D44

square

#81B73D #3DB7B0 #733DB7 #B73D44

split-complementary

#81B73D #3D44B7 #B03DB7

monochromatic

#405B1E #61892E #81B73D #9ECC65 #BBDB93

Accessibility & contrast

On white

2.39

#81B73D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.77

#81B73D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81B73D

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81B73D	#FFFFFF	#000000	##000000
##81B73D	1.00	2.39	8.77	8.77
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.77	21.00	1.00	1.00
##000000	8.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAA2C

Deuteranopia (green-blind)

#B8A647

Tritanopia (blue-blind)

#84AF9E

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #81b73d;
/* rgb */ color: rgb(129, 183, 61);
/* oklch */ color: oklch(71.7% 0.162 130.2);

Tailwind

colors: {
  custom: {
    50: '#a9cd79',
    500: '#81b73d',
    950: '#000000',
  },
}

SCSS

$custom: #81b73d;
$custom-light: #a9cd79;
$custom-dark: #000000;

JSON

{
  "hex": "#81b73d",
  "rgb": {
    "r": 129,
    "g": 183,
    "b": 61
  },
  "hsl": {
    "h": 86.557,
    "s": 50,
    "l": 47.843
  },
  "oklch": {
    "l": 0.71728,
    "c": 0.1618,
    "h": 130.2
  },
  "luminance": 0.38871
}

Semantic roles & 50–950 ramp

primary

#81B73D

secondary

#A489C6

accent

#4EDA8C

background

#FAFCF7

surface

#F4F9EE

border

#CED2C9

text

#101309

muted

#7F827B

Preview Lab

Preview with #81B73D

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

Preview Lab → · Contrast checker → · Palette generator →