#63EF81#63EF81

#63EF81 is a very light, vivid green. Relative luminance 0.660; OKLCH L 85.0% C 0.193 H 148.0°. Best body text is #000000 at 14.19:1 contrast (WCAG AA passes).

Color values

HEX	#63EF81
RGB	rgb(99, 239, 129)
HSL	hsl(133, 81%, 66%)
HSV	hsv(133, 59%, 94%)
CMYK	cmyk(58.6%, 0%, 46%, 6.3%)
CIE-LAB	lab(84.98, -60.65, 41.98)
CIE-LCH	lch(84.98, 73.76, 145.31°)
OKLab	oklab(84.99% -0.164 0.1025)
OKLCH	oklch(84.99% 0.193 148)
XYZ	xyz(39.9718, 65.9669, 31.3910)
Luminance	0.6597 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63EF81 #EF63D1

analogous

#8BEF63 #63EF81 #63EFC7

triadic

#63EF81 #8163EF #EF8163

tetradic

#63EF81 #638BEF #EF63D1 #EFC763

square

#63EF81 #638BEF #EF63D1 #EFC763

split-complementary

#63EF81 #C763EF #EF638B

monochromatic

#14C43A #2BE954 #63EF81 #9BF5AE #D2FADB

Accessibility & contrast

On white

1.48

#63EF81 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.19

#63EF81 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63EF81

14.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63EF81	#FFFFFF	#000000	##000000
##63EF81	1.00	1.48	14.19	14.19
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.19	21.00	1.00	1.00
##000000	14.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1DC78

Deuteranopia (green-blind)

#DFCF89

Tritanopia (blue-blind)

#40EAD5

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #63ef81;
/* rgb */ color: rgb(99, 239, 129);
/* oklch */ color: oklch(85.0% 0.193 148.0);

Tailwind

colors: {
  custom: {
    50: '#9bf5a7',
    500: '#63ef81',
    950: '#000000',
  },
}

SCSS

$custom: #63ef81;
$custom-light: #9bf5a7;
$custom-dark: #000000;

JSON

{
  "hex": "#63ef81",
  "rgb": {
    "r": 99,
    "g": 239,
    "b": 129
  },
  "hsl": {
    "h": 132.857,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.84992,
    "c": 0.1934,
    "h": 148
  },
  "luminance": 0.65971
}

Semantic roles & 50–950 ramp

primary

#63EF81

secondary

#C135A3

accent

#08B0DE

background

#FCFFFC

surface

#F6FFF6

border

#D0D7D0

text

#0F1710

muted

#808580

Preview Lab

Preview with #63EF81

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

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