JSFiddle - React, Tailwind, and code Playground

HTML

<select>
    <option style="color: #ff0000;">Hello</option>
    <option style="color: #00ff00;">world</option>
</select>

JavaScript

var el = $('select:first').children(':first')[0];

if (window.getComputedStyle) // Doesn't work in IE
  alert('Computed style: ' + getComputedStyle(el, null)['color'] +
        '\nDirect style: ' + el.style['color']);