Example

by sberube

HTML

<!-- Learn about this code on MDN: https://developer.mozilla.org/en-US/docs/Web/CSS/::-moz-color-swatch -->

<input type="color" value="#de2020" />

CSS

input[type=color]::-moz-color-swatch {
  border-radius: 10px;
  border-style: none;
 
}
input[type=color] {
   height: 48px;
}