Examine source code of Ashkan_Custom

{
  "name": "Ashkan_Custom",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "empty.png"
    },
    "colors": {
      "frame": "rgba(48, 48, 48, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(255, 255, 255, 1)",
      "bookmark_text": "rgba(26, 26, 26, 1)",
      "toolbar_field": "rgba(255, 255, 255, 1)",
      "toolbar_field_text": "rgba(39, 92, 69, 1)",
      "tab_line": "rgba(133, 133, 133, 1)"
    }
  }
}