Examine source code of violet lightning

{
  "theme": {
    "images": {
      "theme_frame": "lightheader.JPG"
    },
    "colors": {
      "frame": "#a093ad",
      "tab_background_text": "#8737bf"
    }
  },
  "version": "2.0",
  "name": "violet lightning",
  "manifest_version": 2,
  "description": "lightning "
}