Examine source code of Fiber Optic

{
  "theme": {
    "images": {
      "theme_frame": "DSCF0123.JPG"
    },
    "colors": {
      "frame": "#6b57bd",
      "tab_background_text": "#43cad9"
    }
  },
  "version": "2.0",
  "name": "Fiber Optic",
  "manifest_version": 2
}