#63EC66#63EC66

#63EC66 is a very light, highly saturated green. Relative luminance 0.636; OKLCH L 83.9% C 0.213 H 143.7°. Best body text is #000000 at 13.72:1 contrast (WCAG AA passes).

Color values

HEX	#63EC66
RGB	rgb(99, 236, 102)
HSL	hsl(121, 78%, 66%)
HSV	hsv(121, 58%, 93%)
CMYK	cmyk(58.1%, 0%, 56.8%, 7.5%)
CIE-LAB	lab(83.76, -63.15, 53.12)
CIE-LCH	lch(83.76, 82.51, 139.93°)
OKLab	oklab(83.88% -0.1714 0.1257)
OKLCH	oklch(83.88% 0.213 143.7)
XYZ	xyz(37.5372, 63.5994, 22.8656)
Luminance	0.6360 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63EC66 #EC63E9

analogous

#A4EC63 #63EC66 #63ECAA

triadic

#63EC66 #6663EC #EC6663

tetradic

#63EC66 #63A4EC #EC63E9 #ECAA63

square

#63EC66 #63A4EC #EC63E9 #ECAA63

split-complementary

#63EC66 #AA63EC #EC63A4

monochromatic

#17BE1B #2CE530 #63EC66 #9AF39C #D0F9D1

Accessibility & contrast

On white

1.53

#63EC66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.72

#63EC66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63EC66

13.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63EC66	#FFFFFF	#000000	##000000
##63EC66	1.00	1.53	13.72	13.72
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.72	21.00	1.00	1.00
##000000	13.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D859

Deuteranopia (green-blind)

#DFCC70

Tritanopia (blue-blind)

#4AE6CF

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #63ec66;
/* rgb */ color: rgb(99, 236, 102);
/* oklch */ color: oklch(83.9% 0.213 143.7);

Tailwind

colors: {
  custom: {
    50: '#9cf395',
    500: '#63ec66',
    950: '#000000',
  },
}

SCSS

$custom: #63ec66;
$custom-light: #9cf395;
$custom-dark: #000000;

JSON

{
  "hex": "#63ec66",
  "rgb": {
    "r": 99,
    "g": 236,
    "b": 102
  },
  "hsl": {
    "h": 121.314,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.8388,
    "c": 0.2126,
    "h": 143.7
  },
  "luminance": 0.63603
}

Semantic roles & 50–950 ramp

primary

#63EC66

secondary

#BC37B9

accent

#0BD6DB

background

#FCFFFC

surface

#F6FEF5

border

#D0D6CF

text

#0F170E

muted

#80857F

Preview Lab

Preview with #63EC66

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

Preview Lab → · Contrast checker → · Palette generator →