#63EF80#63EF80

#63EF80 is a very light, vivid green. Relative luminance 0.659; OKLCH L 85.0% C 0.194 H 147.8°. Best body text is #000000 at 14.19:1 contrast (WCAG AA passes).

Color values

HEX	#63EF80
RGB	rgb(99, 239, 128)
HSL	hsl(132, 81%, 66%)
HSV	hsv(132, 59%, 94%)
CMYK	cmyk(58.6%, 0%, 46.4%, 6.3%)
CIE-LAB	lab(84.97, -60.80, 42.45)
CIE-LCH	lch(84.97, 74.15, 145.08°)
OKLab	oklab(84.98% -0.1644 0.1036)
OKLCH	oklch(84.98% 0.194 147.8)
XYZ	xyz(39.9057, 65.9404, 31.0427)
Luminance	0.6594 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63EF80 #EF63D2

analogous

#8CEF63 #63EF80 #63EFC6

triadic

#63EF80 #8063EF #EF8063

tetradic

#63EF80 #638CEF #EF63D2 #EFC663

square

#63EF80 #638CEF #EF63D2 #EFC663

split-complementary

#63EF80 #C663EF #EF638C

monochromatic

#14C438 #2BE953 #63EF80 #9BF5AD #D2FADA

Accessibility & contrast

On white

1.48

#63EF80 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.19

#63EF80 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63EF80

14.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63EF80	#FFFFFF	#000000	##000000
##63EF80	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)

#F1DC77

Deuteranopia (green-blind)

#DFCF88

Tritanopia (blue-blind)

#40EAD5

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #63ef80;
/* rgb */ color: rgb(99, 239, 128);
/* oklch */ color: oklch(85.0% 0.194 147.8);

Tailwind

colors: {
  custom: {
    50: '#9bf5a6',
    500: '#63ef80',
    950: '#000000',
  },
}

SCSS

$custom: #63ef80;
$custom-light: #9bf5a6;
$custom-dark: #000000;

JSON

{
  "hex": "#63ef80",
  "rgb": {
    "r": 99,
    "g": 239,
    "b": 128
  },
  "hsl": {
    "h": 132.429,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.84976,
    "c": 0.19429,
    "h": 147.8
  },
  "luminance": 0.65944
}

Semantic roles & 50–950 ramp

primary

#63EF80

secondary

#C135A4

accent

#08B1DE

background

#FCFFFC

surface

#F6FFF6

border

#D0D7D0

text

#0F170F

muted

#808580

Preview Lab

Preview with #63EF80

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

Preview Lab → · Contrast checker → · Palette generator →