#81C03F#81C03F

#81C03F is a light, vivid yellow-green. Relative luminance 0.427; OKLCH L 73.9% C 0.172 H 131.8°. Best body text is #000000 at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#81C03F
RGB	rgb(129, 192, 63)
HSL	hsl(89, 51%, 50%)
HSV	hsv(89, 67%, 75%)
CMYK	cmyk(32.8%, 0%, 67.2%, 24.7%)
CIE-LAB	lab(71.37, -40.75, 56.28)
CIE-LCH	lch(71.37, 69.49, 125.91°)
OKLab	oklab(73.94% -0.1147 0.1282)
OKLCH	oklch(73.94% 0.172 131.8)
XYZ	xyz(28.7998, 42.7242, 11.4309)
Luminance	0.4273 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81C03F #7E3FC0

analogous

#C0BE3F #81C03F #41C03F

triadic

#81C03F #3F81C0 #C03F81

tetradic

#81C03F #3FC0BE #7E3FC0 #C03F41

square

#81C03F #3FC0BE #7E3FC0 #C03F41

split-complementary

#81C03F #3F41C0 #BE3FC0

monochromatic

#436421 #629230 #81C03F #9FCF6D #BDDE9B

Accessibility & contrast

On white

2.20

#81C03F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.55

#81C03F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81C03F

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81C03F	#FFFFFF	#000000	##000000
##81C03F	1.00	2.20	9.55	9.55
#FFFFFF	2.20	1.00	21.00	21.00
#000000	9.55	21.00	1.00	1.00
##000000	9.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B22D

Deuteranopia (green-blind)

#BFAD4A

Tritanopia (blue-blind)

#83B8A6

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #81c03f;
/* rgb */ color: rgb(129, 192, 63);
/* oklch */ color: oklch(73.9% 0.172 131.8);

Tailwind

colors: {
  custom: {
    50: '#aad37b',
    500: '#81c03f',
    950: '#000000',
  },
}

SCSS

$custom: #81c03f;
$custom-light: #aad37b;
$custom-dark: #000000;

JSON

{
  "hex": "#81c03f",
  "rgb": {
    "r": 129,
    "g": 192,
    "b": 63
  },
  "hsl": {
    "h": 89.302,
    "s": 50.588,
    "l": 50
  },
  "oklch": {
    "l": 0.73938,
    "c": 0.17202,
    "h": 131.8
  },
  "luminance": 0.42725
}

Semantic roles & 50–950 ramp

primary

#81C03F

secondary

#AD91CA

accent

#4EDA92

background

#FAFDF7

surface

#F4FAEE

border

#CED3C9

text

#10140A

muted

#7F837C

Preview Lab

Preview with #81C03F

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

Preview Lab → · Contrast checker → · Palette generator →