#81AF33#81AF33

#81AF33 is a light, vivid yellow-green. Relative luminance 0.356; OKLCH L 69.7% C 0.158 H 127.8°. Best body text is #000000 at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#81AF33
RGB	rgb(129, 175, 51)
HSL	hsl(82, 55%, 44%)
HSV	hsv(82, 71%, 69%)
CMYK	cmyk(26.3%, 0%, 70.9%, 31.4%)
CIE-LAB	lab(66.19, -33.98, 55.62)
CIE-LCH	lch(66.19, 65.18, 121.42°)
OKLab	oklab(69.7% -0.0971 0.1252)
OKLCH	oklch(69.7% 0.158 127.8)
XYZ	xyz(24.9808, 35.5656, 8.6800)
Luminance	0.3557 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81AF33 #6133AF

analogous

#AF9F33 #81AF33 #43AF33

triadic

#81AF33 #3381AF #AF3381

tetradic

#81AF33 #33AF9F #6133AF #AF3343

square

#81AF33 #33AF9F #6133AF #AF3343

split-complementary

#81AF33 #3343AF #9F33AF

monochromatic

#3B5017 #5E8025 #81AF33 #9FCD52 #BADB82

Accessibility & contrast

On white

2.59

#81AF33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.11

#81AF33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81AF33

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81AF33	#FFFFFF	#000000	##000000
##81AF33	1.00	2.59	8.11	8.11
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.11	21.00	1.00	1.00
##000000	8.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A31F

Deuteranopia (green-blind)

#B1A03E

Tritanopia (blue-blind)

#86A797

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #81af33;
/* rgb */ color: rgb(129, 175, 51);
/* oklch */ color: oklch(69.7% 0.158 127.8);

Tailwind

colors: {
  custom: {
    50: '#a9c772',
    500: '#81af33',
    950: '#000000',
  },
}

SCSS

$custom: #81af33;
$custom-light: #a9c772;
$custom-dark: #000000;

JSON

{
  "hex": "#81af33",
  "rgb": {
    "r": 129,
    "g": 175,
    "b": 51
  },
  "hsl": {
    "h": 82.258,
    "s": 54.867,
    "l": 44.314
  },
  "oklch": {
    "l": 0.69698,
    "c": 0.15842,
    "h": 127.8
  },
  "luminance": 0.35566
}

Semantic roles & 50–950 ramp

primary

#81AF33

secondary

#957AC4

accent

#4ADE81

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#101308

muted

#7F827B

Preview Lab

Preview with #81AF33

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

Preview Lab → · Contrast checker → · Palette generator →