<div class="hexagon-wrapper">
  <div class="hexagon">
    <i class="fab fa-facebook"></i>
  </div>
</div>
<div class="hexagon-wrapper">
  <div class="hexagon">
    <i class="fab fa-twitter"></i>
  </div>
</div>
<div class="hexagon-wrapper">
  <div class="hexagon">
    <i class="fab fa-instagram"></i>
  </div>
</div>

body {
  height: 100vh;
  overflow: hidden;
  background: linear-gradient(18deg, #e37682, #a58fe9);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-evenly;
  align-items: center;
}

.hexagon-wrapper {
  margin: auto;
  display: flex;
  text-align: initial;
  width: 200px;
  height: 200px;
  cursor: pointer;
}

.hexagon {
  position: relative;
  width: 46%;
  height: 80%;
  margin: auto;
  color: white;
  background: linear-gradient(-180deg, white, #fda3b2);
  display: flex;
  align-content: center;
  justify-content: center;
  transition: 0.5s;
}

.hexagon i {
  z-index: 1;
  margin: auto;
  font-size: 50px;
  color: transparent;
  background: linear-gradient(45deg, #a58fe9, #e37682);
  background-clip: text;
  -webkit-background-clip: text;
}

.hexagon:before,
.hexagon:after {
  position: absolute;
  content: "";
  background: inherit;
  height: 100%;
  width: 100%;
  border-radius: 0;
  transition: 0.5s;
  transform-origin: center;
}
.hexagon:before {
  transform: rotateZ(60deg);
}
.hexagon:after {
  transform: rotateZ(-60deg);
}
.hexagon:hover {
  border-radius: 50px;
  transition: 0.5s;
}
.hexagon:hover:before {
  border-radius: 50px;
  transition: 0.5s;
}
.hexagon:hover:after {
  border-radius: 50px;
  transition: 0.5s;
}