#81AA36#81AA36

#81AA36 is a light, vivid yellow-green. Relative luminance 0.337; OKLCH L 68.5% C 0.150 H 126.9°. Best body text is #000000 at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#81AA36
RGB	rgb(129, 170, 54)
HSL	hsl(81, 52%, 44%)
HSV	hsv(81, 68%, 67%)
CMYK	cmyk(24.1%, 0%, 68.2%, 33.3%)
CIE-LAB	lab(64.71, -31.45, 52.94)
CIE-LCH	lch(64.71, 61.58, 120.71°)
OKLab	oklab(68.51% -0.0899 0.12)
OKLCH	oklch(68.51% 0.15 126.9)
XYZ	xyz(24.0939, 33.6825, 8.7213)
Luminance	0.3368 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81AA36 #5F36AA

analogous

#AA9936 #81AA36 #47AA36

triadic

#81AA36 #3681AA #AA3681

tetradic

#81AA36 #36AA99 #5F36AA #AA3647

square

#81AA36 #36AA99 #5F36AA #AA3647

split-complementary

#81AA36 #3647AA #9936AA

monochromatic

#3B4D18 #5E7C27 #81AA36 #A0C954 #BAD883

Accessibility & contrast

On white

2.71

#81AA36 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.74

#81AA36 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81AA36

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81AA36	#FFFFFF	#000000	##000000
##81AA36	1.00	2.71	7.74	7.74
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.74	21.00	1.00	1.00
##000000	7.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39F25

Deuteranopia (green-blind)

#AD9C3F

Tritanopia (blue-blind)

#86A293

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #81aa36;
/* rgb */ color: rgb(129, 170, 54);
/* oklch */ color: oklch(68.5% 0.150 126.9);

Tailwind

colors: {
  custom: {
    50: '#a9c374',
    500: '#81aa36',
    950: '#000000',
  },
}

SCSS

$custom: #81aa36;
$custom-light: #a9c374;
$custom-dark: #000000;

JSON

{
  "hex": "#81aa36",
  "rgb": {
    "r": 129,
    "g": 170,
    "b": 54
  },
  "hsl": {
    "h": 81.207,
    "s": 51.786,
    "l": 43.922
  },
  "oklch": {
    "l": 0.68507,
    "c": 0.14994,
    "h": 126.9
  },
  "luminance": 0.33683
}

Semantic roles & 50–950 ramp

primary

#81AA36

secondary

#947BC1

accent

#4DDB7F

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#101208

muted

#7F817B

Preview Lab

Preview with #81AA36

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

Preview Lab → · Contrast checker → · Palette generator →