Examine source code of PurpGold

{
  "name": "PurpGold",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "test7.jpg"
    },
    "colors": {
      "frame": "rgba(54, 57, 64, 1)",
      "tab_background_text": "rgba(100, 102, 55, 1)",
      "toolbar": "rgba(54, 57, 64, 1)",
      "bookmark_text": "rgba(100, 102, 55, 1)",
      "toolbar_field": "rgba(54, 57, 79, 1)",
      "toolbar_field_text": "rgba(52, 35, 64, 1)"
    }
  }
}