JSFiddle - React, Tailwind, and code Playground

by Michel Plungjan

JavaScript

function getRGB(str){
    var elem = document.createElement("div");
    elem.style.display="none";
    elem.style.color=str;
    document.body.appendChild(elem);
    return  window.getComputedStyle(elem,null).getPropertyValue("color");
  }
alert(getRGB("red"));