#81C63E#81C63E

#81C63E is a light, vivid yellow-green. Relative luminance 0.454; OKLCH L 75.4% C 0.180 H 132.6°. Best body text is #000000 at 10.08:1 contrast (WCAG AA passes).

Color values

HEX	#81C63E
RGB	rgb(129, 198, 62)
HSL	hsl(90, 54%, 51%)
HSV	hsv(90, 69%, 78%)
CMYK	cmyk(34.8%, 0%, 68.7%, 22.4%)
CIE-LAB	lab(73.16, -43.42, 58.54)
CIE-LCH	lch(73.16, 72.89, 126.56°)
OKLab	oklab(75.39% -0.122 0.1329)
OKLCH	oklch(75.39% 0.18 132.6)
XYZ	xyz(30.1164, 45.4019, 11.7331)
Luminance	0.4540 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81C63E #833EC6

analogous

#C5C63E #81C63E #3EC63F

triadic

#81C63E #3E81C6 #C63E81

tetradic

#81C63E #3EC5C6 #833EC6 #C63F3E

square

#81C63E #3EC5C6 #833EC6 #C63F3E

split-complementary

#81C63E #3F3EC6 #C63EC5

monochromatic

#446A1F #63992D #81C63E #A0D46D #BFE29C

Accessibility & contrast

On white

2.08

#81C63E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.08

#81C63E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81C63E

10.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81C63E	#FFFFFF	#000000	##000000
##81C63E	1.00	2.08	10.08	10.08
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.08	21.00	1.00	1.00
##000000	10.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB729

Deuteranopia (green-blind)

#C5B24A

Tritanopia (blue-blind)

#82BEAB

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #81c63e;
/* rgb */ color: rgb(129, 198, 62);
/* oklch */ color: oklch(75.4% 0.180 132.6);

Tailwind

colors: {
  custom: {
    50: '#aad77b',
    500: '#81c63e',
    950: '#000000',
  },
}

SCSS

$custom: #81c63e;
$custom-light: #aad77b;
$custom-dark: #000000;

JSON

{
  "hex": "#81c63e",
  "rgb": {
    "r": 129,
    "g": 198,
    "b": 62
  },
  "hsl": {
    "h": 90.441,
    "s": 54.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.75393,
    "c": 0.18038,
    "h": 132.6
  },
  "luminance": 0.45403
}

Semantic roles & 50–950 ramp

primary

#81C63E

secondary

#B092CE

accent

#4ADE95

background

#FAFDF7

surface

#F4FAEE

border

#CED3C9

text

#10140A

muted

#7F837C

Preview Lab

Preview with #81C63E

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

Preview Lab → · Contrast checker → · Palette generator →