#81CF53#81CF53

#81CF53 is a light, vivid yellow-green. Relative luminance 0.499; OKLCH L 77.8% C 0.176 H 135.6°. Best body text is #000000 at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#81CF53
RGB	rgb(129, 207, 83)
HSL	hsl(98, 56%, 57%)
HSV	hsv(98, 60%, 81%)
CMYK	cmyk(37.7%, 0%, 59.9%, 18.8%)
CIE-LAB	lab(76.02, -45.47, 52.93)
CIE-LCH	lch(76.02, 69.78, 130.66°)
OKLab	oklab(77.79% -0.126 0.1235)
OKLCH	oklch(77.79% 0.176 135.6)
XYZ	xyz(32.9266, 49.9157, 16.0817)
Luminance	0.4992 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CF53 #A153CF

analogous

#BFCF53 #81CF53 #53CF63

triadic

#81CF53 #5381CF #CF5381

tetradic

#81CF53 #53BFCF #A153CF #CF6353

square

#81CF53 #53BFCF #A153CF #CF6353

split-complementary

#81CF53 #6353CF #CF53BF

monochromatic

#488325 #62B332 #81CF53 #A4DC83 #C7EAB3

Accessibility & contrast

On white

1.91

#81CF53 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.98

#81CF53 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CF53

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CF53	#FFFFFF	#000000	##000000
##81CF53	1.00	1.91	10.98	10.98
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.98	21.00	1.00	1.00
##000000	10.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6C045

Deuteranopia (green-blind)

#CBB95C

Tritanopia (blue-blind)

#7FC8B4

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #81cf53;
/* rgb */ color: rgb(129, 207, 83);
/* oklch */ color: oklch(77.8% 0.176 135.6);

Tailwind

colors: {
  custom: {
    50: '#aade88',
    500: '#81cf53',
    950: '#000000',
  },
}

SCSS

$custom: #81cf53;
$custom-light: #aade88;
$custom-dark: #000000;

JSON

{
  "hex": "#81cf53",
  "rgb": {
    "r": 129,
    "g": 207,
    "b": 83
  },
  "hsl": {
    "h": 97.742,
    "s": 56.364,
    "l": 56.863
  },
  "oklch": {
    "l": 0.77785,
    "c": 0.17641,
    "h": 135.6
  },
  "luminance": 0.49917
}

Semantic roles & 50–950 ramp

primary

#81CF53

secondary

#C5A6D8

accent

#48E0A7

background

#FAFDF8

surface

#F4FBF0

border

#CED4CB

text

#10150C

muted

#7F837D

Preview Lab

Preview with #81CF53

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

Preview Lab → · Contrast checker → · Palette generator →