#81C647#81C647

#81C647 is a light, vivid yellow-green. Relative luminance 0.455; OKLCH L 75.5% C 0.174 H 133.3°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#81C647
RGB	rgb(129, 198, 71)
HSL	hsl(93, 53%, 53%)
HSV	hsv(93, 64%, 78%)
CMYK	cmyk(34.8%, 0%, 64.1%, 22.4%)
CIE-LAB	lab(73.23, -42.71, 55.00)
CIE-LCH	lch(73.23, 69.63, 127.84°)
OKLab	oklab(75.47% -0.1194 0.1265)
OKLCH	oklch(75.47% 0.174 133.3)
XYZ	xyz(30.3842, 45.5090, 13.1432)
Luminance	0.4551 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81C647 #8C47C6

analogous

#C1C647 #81C647 #47C64C

triadic

#81C647 #4781C6 #C64781

tetradic

#81C647 #47C1C6 #8C47C6 #C64C47

square

#81C647 #47C1C6 #8C47C6 #C64C47

split-complementary

#81C647 #4C47C6 #C647C1

monochromatic

#467023 #639F31 #81C647 #A1D476 #C1E3A4

Accessibility & contrast

On white

2.08

#81C647 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.10

#81C647 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81C647

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81C647	#FFFFFF	#000000	##000000
##81C647	1.00	2.08	10.10	10.10
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.10	21.00	1.00	1.00
##000000	10.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB737

Deuteranopia (green-blind)

#C4B251

Tritanopia (blue-blind)

#81BEAC

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #81c647;
/* rgb */ color: rgb(129, 198, 71);
/* oklch */ color: oklch(75.5% 0.174 133.3);

Tailwind

colors: {
  custom: {
    50: '#aad780',
    500: '#81c647',
    950: '#000000',
  },
}

SCSS

$custom: #81c647;
$custom-light: #aad780;
$custom-dark: #000000;

JSON

{
  "hex": "#81c647",
  "rgb": {
    "r": 129,
    "g": 198,
    "b": 71
  },
  "hsl": {
    "h": 92.598,
    "s": 52.697,
    "l": 52.745
  },
  "oklch": {
    "l": 0.75473,
    "c": 0.17396,
    "h": 133.3
  },
  "luminance": 0.4551
}

Semantic roles & 50–950 ramp

primary

#81C647

secondary

#B799D0

accent

#4CDC9A

background

#FAFDF8

surface

#F4FAEF

border

#CED3CA

text

#10140A

muted

#7F837C

Preview Lab

Preview with #81C647

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

Preview Lab → · Contrast checker → · Palette generator →