#81CF43#81CF43

#81CF43 is a light, vivid yellow-green. Relative luminance 0.497; OKLCH L 77.6% C 0.188 H 134.0°. Best body text is #000000 at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#81CF43
RGB	rgb(129, 207, 67)
HSL	hsl(93, 59%, 54%)
HSV	hsv(93, 68%, 81%)
CMYK	cmyk(37.7%, 0%, 67.6%, 18.8%)
CIE-LAB	lab(75.88, -46.84, 59.44)
CIE-LCH	lch(75.88, 75.68, 128.24°)
OKLab	oklab(77.63% -0.1309 0.1354)
OKLCH	oklch(77.63% 0.188 134)
XYZ	xyz(32.3786, 49.6965, 13.1955)
Luminance	0.4970 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CF43 #9143CF

analogous

#C7CF43 #81CF43 #43CF4B

triadic

#81CF43 #4381CF #CF4381

tetradic

#81CF43 #43C7CF #9143CF #CF4B43

square

#81CF43 #43C7CF #9143CF #CF4B43

split-complementary

#81CF43 #4B43CF #CF43C7

monochromatic

#47791F #63AA2B #81CF43 #A2DB74 #C2E8A5

Accessibility & contrast

On white

1.92

#81CF43 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.94

#81CF43 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CF43

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CF43	#FFFFFF	#000000	##000000
##81CF43	1.00	1.92	10.94	10.94
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.94	21.00	1.00	1.00
##000000	10.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BF2F

Deuteranopia (green-blind)

#CCB94F

Tritanopia (blue-blind)

#81C7B3

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #81cf43;
/* rgb */ color: rgb(129, 207, 67);
/* oklch */ color: oklch(77.6% 0.188 134.0);

Tailwind

colors: {
  custom: {
    50: '#abde7e',
    500: '#81cf43',
    950: '#000000',
  },
}

SCSS

$custom: #81cf43;
$custom-light: #abde7e;
$custom-dark: #000000;

JSON

{
  "hex": "#81cf43",
  "rgb": {
    "r": 129,
    "g": 207,
    "b": 67
  },
  "hsl": {
    "h": 93.429,
    "s": 59.322,
    "l": 53.725
  },
  "oklch": {
    "l": 0.77631,
    "c": 0.18836,
    "h": 134
  },
  "luminance": 0.49698
}

Semantic roles & 50–950 ramp

primary

#81CF43

secondary

#BA99D5

accent

#45E39D

background

#FAFDF8

surface

#F5FBEF

border

#CFD4CA

text

#11150A

muted

#80837C

Preview Lab

Preview with #81CF43

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

Preview Lab → · Contrast checker → · Palette generator →