Examine source code of Open Mind

{
  "theme": {
    "images": {
      "theme_frame": "logosite.jpg"
    },
    "colors": {
      "frame": "#f208ea",
      "tab_background_text": "#0a52fa"
    }
  },
  "version": "2.0",
  "name": "Open Mind",
  "manifest_version": 2,
  "description": "Open Mind"
}