JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
</div>

CSS

div.container {
  height:300px;
  width:300px;
  background: #F3AC3C;
  display:flex;
  justify-content:center;
  align-items: center;
}

div.container::before {
  content: '';
  display:block;
  height:100%;
  width:100%;
  background: #1A4341;
  clip-path: path('M150,70 q1,75 -76,75 q77,-1 76,76 q-1,-76 74,-77 q-74,0 -74,-74 q0.5,62.5 1,75 q-1,25 -2,0 q1,24.5 2,-1')
}