#81C33A#81C33A

#81C33A is a light, vivid yellow-green. Relative luminance 0.440; OKLCH L 74.6% C 0.179 H 131.9°. Best body text is #000000 at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#81C33A
RGB	rgb(129, 195, 58)
HSL	hsl(89, 54%, 50%)
HSV	hsv(89, 70%, 76%)
CMYK	cmyk(33.8%, 0%, 70.3%, 23.5%)
CIE-LAB	lab(72.23, -42.41, 59.11)
CIE-LCH	lch(72.23, 72.76, 125.66°)
OKLab	oklab(74.63% -0.1196 0.1335)
OKLCH	oklch(74.63% 0.179 131.9)
XYZ	xyz(29.3318, 44.0017, 10.9499)
Luminance	0.4400 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81C33A #7C3AC3

analogous

#C3C13A #81C33A #3DC33A

triadic

#81C33A #3A81C3 #C33A81

tetradic

#81C33A #3AC3C1 #7C3AC3 #C33A3D

square

#81C33A #3AC3C1 #7C3AC3 #C33A3D

split-complementary

#81C33A #3A3DC3 #C13AC3

monochromatic

#43651E #62942C #81C33A #9FD268 #BDE097

Accessibility & contrast

On white

2.14

#81C33A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.80

#81C33A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81C33A

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81C33A	#FFFFFF	#000000	##000000
##81C33A	1.00	2.14	9.80	9.80
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.80	21.00	1.00	1.00
##000000	9.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB424

Deuteranopia (green-blind)

#C2AF46

Tritanopia (blue-blind)

#83BBA8

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #81c33a;
/* rgb */ color: rgb(129, 195, 58);
/* oklch */ color: oklch(74.6% 0.179 131.9);

Tailwind

colors: {
  custom: {
    50: '#aad578',
    500: '#81c33a',
    950: '#000000',
  },
}

SCSS

$custom: #81c33a;
$custom-light: #aad578;
$custom-dark: #000000;

JSON

{
  "hex": "#81c33a",
  "rgb": {
    "r": 129,
    "g": 195,
    "b": 58
  },
  "hsl": {
    "h": 88.905,
    "s": 54.15,
    "l": 49.608
  },
  "oklch": {
    "l": 0.74629,
    "c": 0.17922,
    "h": 131.9
  },
  "luminance": 0.44003
}

Semantic roles & 50–950 ramp

primary

#81C33A

secondary

#AB8DCC

accent

#4ADE91

background

#FAFDF7

surface

#F4FAEE

border

#CED3C9

text

#101409

muted

#7F837B

Preview Lab

Preview with #81C33A

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

Preview Lab → · Contrast checker → · Palette generator →