#81AD33#81AD33

#81AD33 is a light, vivid yellow-green. Relative luminance 0.348; OKLCH L 69.2% C 0.156 H 127.4°. Best body text is #000000 at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#81AD33
RGB	rgb(129, 173, 51)
HSL	hsl(82, 54%, 44%)
HSV	hsv(82, 71%, 68%)
CMYK	cmyk(25.4%, 0%, 70.5%, 32.2%)
CIE-LAB	lab(65.59, -33.05, 55.02)
CIE-LCH	lch(65.59, 64.18, 120.99°)
OKLab	oklab(69.21% -0.0946 0.1239)
OKLCH	oklch(69.21% 0.156 127.4)
XYZ	xyz(24.5944, 34.7928, 8.5512)
Luminance	0.3479 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81AD33 #5F33AD

analogous

#AD9C33 #81AD33 #44AD33

triadic

#81AD33 #3381AD #AD3381

tetradic

#81AD33 #33AD9C #5F33AD #AD3344

square

#81AD33 #33AD9C #5F33AD #AD3344

split-complementary

#81AD33 #3344AD #9C33AD

monochromatic

#3B4E17 #5E7E25 #81AD33 #A0CC51 #BADA81

Accessibility & contrast

On white

2.64

#81AD33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.96

#81AD33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81AD33

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81AD33	#FFFFFF	#000000	##000000
##81AD33	1.00	2.64	7.96	7.96
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.96	21.00	1.00	1.00
##000000	7.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A11F

Deuteranopia (green-blind)

#B09E3E

Tritanopia (blue-blind)

#86A595

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #81ad33;
/* rgb */ color: rgb(129, 173, 51);
/* oklch */ color: oklch(69.2% 0.156 127.4);

Tailwind

colors: {
  custom: {
    50: '#a9c572',
    500: '#81ad33',
    950: '#000000',
  },
}

SCSS

$custom: #81ad33;
$custom-light: #a9c572;
$custom-dark: #000000;

JSON

{
  "hex": "#81ad33",
  "rgb": {
    "r": 129,
    "g": 173,
    "b": 51
  },
  "hsl": {
    "h": 81.639,
    "s": 54.464,
    "l": 43.922
  },
  "oklch": {
    "l": 0.69211,
    "c": 0.15587,
    "h": 127.4
  },
  "luminance": 0.34793
}

Semantic roles & 50–950 ramp

primary

#81AD33

secondary

#9479C3

accent

#4ADE7F

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#101308

muted

#7F827B

Preview Lab

Preview with #81AD33

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

Preview Lab → · Contrast checker → · Palette generator →