Examine source code of Purple Leafs

{
  "theme": {
    "images": {
      "theme_frame": "background-1.jpg"
    },
    "colors": {
      "frame": "#b864b8",
      "tab_background_text": "#b93bcc"
    }
  },
  "version": "2.0",
  "name": "Purple Leafs",
  "manifest_version": 2,
  "description": "just an image of purple ish leaves"
}