<div><p></p></div>
<style>
  div {
    width: 150px;
    height: 150px;
    background: #7B3F61;
    border-radius: 50%;
    box-shadow: 100px 0 #E78481;
    overflow: hidden;
    position: absolute;
  }
  p {
    width: 150px;
    height: 150px;
    background: #09042A;
    border-radius: 50%;
    position: absolute;
    margin: auto;
    left: 100px;
  }
</style>