Examine source code of Jovewright

{
  "name": "Jovewright",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "Jovewright theme3.png"
    },
    "colors": {
      "frame": "rgba(65, 77, 102, 1)",
      "tab_background_text": "rgba(42, 45, 69, 0.65)",
      "toolbar": "rgba(139, 150, 181, 0)",
      "bookmark_text": "rgba(92, 94, 117, 1)",
      "toolbar_field": "rgba(220, 225, 242, 1)",
      "toolbar_field_text": "rgba(65, 77, 102, 1)"
    }
  }
}