#81CF4D#81CF4D

#81CF4D is a light, vivid yellow-green. Relative luminance 0.498; OKLCH L 77.7% C 0.181 H 134.9°. Best body text is #000000 at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#81CF4D
RGB	rgb(129, 207, 77)
HSL	hsl(96, 58%, 56%)
HSV	hsv(96, 63%, 81%)
CMYK	cmyk(37.7%, 0%, 62.8%, 18.8%)
CIE-LAB	lab(75.96, -46.02, 55.46)
CIE-LCH	lch(75.96, 72.07, 129.69°)
OKLab	oklab(77.72% -0.128 0.1282)
OKLCH	oklch(77.72% 0.181 134.9)
XYZ	xyz(32.7049, 49.8270, 14.9141)
Luminance	0.4983 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CF4D #9B4DCF

analogous

#C2CF4D #81CF4D #4DCF5A

triadic

#81CF4D #4D81CF #CF4D81

tetradic

#81CF4D #4DC2CF #9B4DCF #CF5A4D

square

#81CF4D #4DC2CF #9B4DCF #CF5A4D

split-complementary

#81CF4D #5A4DCF #CF4DC2

monochromatic

#487F22 #63AF2F #81CF4D #A3DC7D #C5E9AD

Accessibility & contrast

On white

1.92

#81CF4D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.97

#81CF4D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CF4D

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CF4D	#FFFFFF	#000000	##000000
##81CF4D	1.00	1.92	10.97	10.97
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.97	21.00	1.00	1.00
##000000	10.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BF3D

Deuteranopia (green-blind)

#CCB957

Tritanopia (blue-blind)

#80C8B4

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #81cf4d;
/* rgb */ color: rgb(129, 207, 77);
/* oklch */ color: oklch(77.7% 0.181 134.9);

Tailwind

colors: {
  custom: {
    50: '#aade84',
    500: '#81cf4d',
    950: '#000000',
  },
}

SCSS

$custom: #81cf4d;
$custom-light: #aade84;
$custom-dark: #000000;

JSON

{
  "hex": "#81cf4d",
  "rgb": {
    "r": 129,
    "g": 207,
    "b": 77
  },
  "hsl": {
    "h": 96,
    "s": 57.522,
    "l": 55.686
  },
  "oklch": {
    "l": 0.77723,
    "c": 0.18115,
    "h": 134.9
  },
  "luminance": 0.49829
}

Semantic roles & 50–950 ramp

primary

#81CF4D

secondary

#C1A1D7

accent

#47E1A3

background

#FAFDF8

surface

#F4FBEF

border

#CED4CA

text

#10150B

muted

#7F837C

Preview Lab

Preview with #81CF4D

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

Preview Lab → · Contrast checker → · Palette generator →