Examine source code of crystal pattern

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#4f64cf",
      "tab_background_text": "#89d9c8"
    }
  },
  "version": "2.0",
  "name": "crystal pattern",
  "manifest_version": 2,
  "description": "A pretty, shattered glass like rainbow pattern."
}