#81EF99#81EF99

#81EF99 is a very light, vivid green. Relative luminance 0.687; OKLCH L 86.5% C 0.157 H 149.3°. Best body text is #000000 at 14.74:1 contrast (WCAG AA passes).

Color values

HEX	#81EF99
RGB	rgb(129, 239, 153)
HSL	hsl(133, 77%, 72%)
HSV	hsv(133, 46%, 94%)
CMYK	cmyk(46%, 0%, 36%, 6.3%)
CIE-LAB	lab(86.35, -49.57, 32.07)
CIE-LCH	lch(86.35, 59.03, 147.10°)
OKLab	oklab(86.52% -0.1348 0.0801)
OKLCH	oklch(86.52% 0.157 149.3)
XYZ	xyz(45.6667, 68.6967, 40.9842)
Luminance	0.6870 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81EF99 #EF81D7

analogous

#A0EF81 #81EF99 #81EFD0

triadic

#81EF99 #9981EF #EF9981

tetradic

#81EF99 #81A0EF #EF81D7 #EFD081

square

#81EF99 #81A0EF #EF81D7 #EFD081

split-complementary

#81EF99 #D081EF #EF81A0

monochromatic

#1CDA45 #4BE86D #81EF99 #B7F6C5 #E4FCE9

Accessibility & contrast

On white

1.42

#81EF99 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.74

#81EF99 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81EF99

14.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81EF99	#FFFFFF	#000000	##000000
##81EF99	1.00	1.42	14.74	14.74
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.74	21.00	1.00	1.00
##000000	14.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1DF93

Deuteranopia (green-blind)

#E1D49E

Tritanopia (blue-blind)

#6DEBD9

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #81ef99;
/* rgb */ color: rgb(129, 239, 153);
/* oklch */ color: oklch(86.5% 0.157 149.3);

Tailwind

colors: {
  custom: {
    50: '#abf5b7',
    500: '#81ef99',
    950: '#000000',
  },
}

SCSS

$custom: #81ef99;
$custom-light: #abf5b7;
$custom-dark: #000000;

JSON

{
  "hex": "#81ef99",
  "rgb": {
    "r": 129,
    "g": 239,
    "b": 153
  },
  "hsl": {
    "h": 133.091,
    "s": 77.465,
    "l": 72.157
  },
  "oklch": {
    "l": 0.86517,
    "c": 0.1568,
    "h": 149.3
  },
  "luminance": 0.687
}

Semantic roles & 50–950 ramp

primary

#81EF99

secondary

#C94BAE

accent

#0CADDA

background

#FDFFFD

surface

#F7FEF8

border

#D0D6D1

text

#111711

muted

#818581

Preview Lab

Preview with #81EF99

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

Preview Lab → · Contrast checker → · Palette generator →