JSFiddle - React, Tailwind, and code Playground

by William Green

HTML

<ul class="circle">
  <li>
    <div class="text"><span style="-o-transform:rotate(-45deg);-moz-transform:rotate(-45deg);-webkit-transform:rotate(-45deg);-ms-transform:rotate(-45deg);transform:rotate(-45deg);">1</span></div>
  </li>
  <li>
    <div class="text"><span style="-o-transform:rotate(-135deg);-moz-transform:rotate(-135deg);-webkit-transform:rotate(-135deg);-ms-transform:rotate(-135deg);transform:rotate(-135deg);">2</span></div>
  </li>
  <li>
    <div class="text"><span style="-o-transform:rotate(135deg);-moz-transform:rotate(135deg);-webkit-transform:rotate(135deg);-ms-transform:rotate(135deg);transform:rotate(135deg);">3</span></div>
  </li>
  <li>
    <div class="text"><span style="-o-transform:rotate(45deg);-moz-transform:rotate(45deg);-webkit-transform:rotate(45deg);-ms-transform:rotate(45deg);transform:rotate(45deg);">4</span></div>
  </li>

  <ul>

CSS

.circle {
  position: relative;
  border: 1px solid black;
  padding: 0;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  list-style: none;
  overflow: hidden;
}

li {
  overflow: hidden;
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 50%;
  transform-origin: 0% 100%;
}

.text {
  position: absolute;
  left: -100%;
  width: 200%;
  height: 200%;
  color: white;
  text-align: center;
  -webkit-transform: skewY(180deg) rotate(45deg);
  -ms-transform: skewY(180deg) rotate(45deg);
  transform: skewY(180deg) rotate(45deg);
  padding-top: 40px;
}

li:first-child {
  -webkit-transform: rotate(0deg) skewY(-180deg);
  -ms-transform: rotate(0deg) skewY(-180deg);
  transform: rotate(0deg) skewY(-180deg);
}

li:nth-child(2) {
  -webkit-transform: rotate(90deg) skewY(-180deg);
  -ms-transform: rotate(90deg) skewY(-180deg);
  transform: rotate(90deg) skewY(-180deg);
}

li:nth-child(3) {
  -webkit-transform: rotate(180deg) skewY(-180deg);
  -ms-transform: rotate(180deg) skewY(-180deg);
  transform: rotate(180deg) skewY(-180deg);
}

li:nth-child(4) {
  -webkit-transform: rotate(270deg) skewY(-180deg);
  -ms-transform: rotate(270deg) skewY(-180deg);
  transform: rotate(270deg) skewY(-180deg);
}

li:first-child .text {
  background: green;
}

li:nth-child(2) .text {
  background: tomato;
}

li:nth-child(3) .text {
  background: aqua;
}

li:nth-child(4) .text {
  background: yellow;
}

.circle span {
  display: block;
}