Examine source code of Pirate ship

{
  "name": "Pirate ship",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "884549.jpg"
    },
    "colors": {
      "frame": "rgba(3, 3, 3, 1)",
      "tab_background_text": "rgba(255, 3, 3, 1)",
      "toolbar": "rgba(5, 5, 5, 1)",
      "bookmark_text": "rgba(255, 242, 242, 1)",
      "toolbar_field": "rgba(36, 34, 34, 1)",
      "toolbar_field_text": "rgba(240, 9, 9, 1)"
    }
  }
}