Create div boxes with colors

// adds a bund of div boxes with colors specified to body for preview purposes
(function showColors() {
  var colors = [
  '#0091ca',
  '#087889',
  '#827be9',
  '#acb9c2',
  '#e55800',
  '#cc167e',
  '#65c3e8',
  '#0e95a0',
  '#b2b0fa',
  '#5c6f7c',
  '#f6a16c',
  '#ff1b90',
  '#0073b1',
  '#68c5cd',
  '#665ed0',
  '#7a8b98',
  '#b74700',
  '#ff91cf'
];
var boxContainer = document.createElement('div');
boxContainer.style.position = 'fixed';
boxContainer.style.zIndex = 9999;
boxContainer.style.top = 0;
boxContainer.style.height = '300px';

  colors.forEach(color => {
    var box = document.createElement('div');
    box.style.width = '128px';
    box.style.height = '32px';
    box.style.display = 'inline-block';
    box.style.backgroundColor = color;
    box.innerHTML = color;
    boxContainer.appendChild(box);
  });
  document.body.appendChild(boxContainer);
})();