#63CF4E#63CF4E

#63CF4E is a light, vivid green. Relative luminance 0.478; OKLCH L 76.4% C 0.195 H 140.6°. Best body text is #000000 at 10.57:1 contrast (WCAG AA passes).

Color values

HEX#63CF4E
RGBrgb(99, 207, 78)
HSLhsl(110, 57%, 56%)
HSVhsv(110, 62%, 81%)
CMYKcmyk(52.2%, 0%, 62.3%, 18.8%)
CIE-LABlab(74.72, -55.06, 53.30)
CIE-LCHlch(74.72, 76.63, 135.93°)
OKLaboklab(76.36% -0.1507 0.124)
OKLCHoklch(76.36% 0.195 140.6)
XYZxyz(28.8323, 47.8261, 14.9183)
Luminance0.4783 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63CF4E #BA4ECF
analogous
#A3CF4E #63CF4E #4ECF7A
triadic
#63CF4E #4E63CF #CF4E63
tetradic
#63CF4E #4EA3CF #BA4ECF #CF7A4E
square
#63CF4E #4EA3CF #BA4ECF #CF7A4E
split-complementary
#63CF4E #7A4ECF #CF4EA3
monochromatic
#328023 #45B030 #63CF4E #8DDC7E #B8E9AE

Accessibility & contrast

On white

1.99
#63CF4E on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.57
#63CF4E on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CF4E
10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63CF4E#FFFFFF#000000##000000
##63CF4E1.001.9910.5710.57
#FFFFFF1.991.0021.0021.00
#00000010.5721.001.001.00
##00000010.5721.001.001.00

Color blindness preview

Protanopia (red-blind)
#D4BE3F
Deuteranopia (green-blind)
#C6B459
Tritanopia (blue-blind)
#57C9B4
Achromatopsia (no color)
#B8B8B8

Design tokens & code

CSS
--color: #63cf4e;
/* rgb */ color: rgb(99, 207, 78);
/* oklch */ color: oklch(76.4% 0.195 140.6);
Tailwind
colors: {
  custom: {
    50: '#98de84',
    500: '#63cf4e',
    950: '#000000',
  },
}
SCSS
$custom: #63cf4e;
$custom-light: #98de84;
$custom-dark: #000000;
JSON
{
  "hex": "#63cf4e",
  "rgb": {
    "r": 99,
    "g": 207,
    "b": 78
  },
  "hsl": {
    "h": 110.233,
    "s": 57.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.76359,
    "c": 0.19518,
    "h": 140.6
  },
  "luminance": 0.47828
}

Semantic roles & 50–950 ramp

primary
#63CF4E
secondary
#CEA2D7
accent
#47E1C8
background
#F9FDF8
surface
#F2FBEF
border
#CCD4CA
text
#0F150B
muted
#7E837C

Preview Lab

Preview with #63CF4E

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

Preview Lab → · Contrast checker → · Palette generator →

#63CF4E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva