#81FF99#81FF99

#81FF99 is a very light, vivid green. Relative luminance 0.785; OKLCH L 90.3% C 0.179 H 148.1°. Best body text is #000000 at 16.70:1 contrast (WCAG AA passes).

Color values

HEX	#81FF99
RGB	rgb(129, 255, 153)
HSL	hsl(131, 100%, 75%)
HSV	hsv(131, 49%, 100%)
CMYK	cmyk(49.4%, 0%, 40%, 0%)
CIE-LAB	lab(91.00, -56.08, 38.19)
CIE-LCH	lch(91.00, 67.85, 145.75°)
OKLab	oklab(90.31% -0.1522 0.0945)
OKLCH	oklch(90.31% 0.179 148.1)
XYZ	xyz(50.5599, 78.4831, 42.6153)
Luminance	0.7849 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81FF99 #FF81E7

analogous

#A8FF81 #81FF99 #81FFD8

triadic

#81FF99 #9981FF #FF9981

tetradic

#81FF99 #81A8FF #FF81E7 #FFD881

square

#81FF99 #81A8FF #FF81E7 #FFD881

split-complementary

#81FF99 #D881FF #FF81A8

monochromatic

#07FF36 #44FF67 #81FF99 #BEFFCB #E0FFE6

Accessibility & contrast

On white

1.26

#81FF99 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.70

#81FF99 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81FF99

16.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81FF99	#FFFFFF	#000000	##000000
##81FF99	1.00	1.26	16.70	16.70
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.70	21.00	1.00	1.00
##000000	16.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED92

Deuteranopia (green-blind)

#F0E09F

Tritanopia (blue-blind)

#69FBE6

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #81ff99;
/* rgb */ color: rgb(129, 255, 153);
/* oklch */ color: oklch(90.3% 0.179 148.1);

Tailwind

colors: {
  custom: {
    50: '#adffb8',
    500: '#81ff99',
    950: '#000000',
  },
}

SCSS

$custom: #81ff99;
$custom-light: #adffb8;
$custom-dark: #000000;

JSON

{
  "hex": "#81ff99",
  "rgb": {
    "r": 129,
    "g": 255,
    "b": 153
  },
  "hsl": {
    "h": 131.429,
    "s": 100,
    "l": 75.294
  },
  "oklch": {
    "l": 0.90312,
    "c": 0.17916,
    "h": 148.1
  },
  "luminance": 0.78487
}

Semantic roles & 50–950 ramp

primary

#81FF99

secondary

#DE46C1

accent

#00BAE6

background

#FDFFFD

surface

#F8FFF8

border

#D1D7D1

text

#111811

muted

#818681

Preview Lab

Preview with #81FF99

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

Preview Lab → · Contrast checker → · Palette generator →