Examine source code of Auriga

{
  "name": "Auriga",
  "manifest_version": 2,
  "version": "4.0",
  "theme": {
    "images": {
      "theme_frame": "Auriga.jpg"
    },
    "colors": {
      "frame": "rgba(17, 27, 48, 0.87)",
      "tab_background_text": "rgba(38, 173, 105, 1)",
      "toolbar": "rgba(64, 71, 99, 0.64)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(7, 10, 20, 0.75)",
      "toolbar_field_text": "rgba(0, 133, 62, 1)",
      "tab_line": "rgba(25, 30, 31, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{3a41cce6-b5f8-413f-a8d4-61ff55929af0}"
    }
  }
}