Examine source code of 70's delight

{
  "name": "70's delight",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "bluw.png"
    },
    "colors": {
      "frame": "rgba(232, 23, 72, 1)",
      "tab_background_text": "rgba(116, 46, 18, 1)",
      "toolbar": "rgba(210, 138, 45, 1)",
      "bookmark_text": "rgba(116, 46, 18, 1)",
      "toolbar_field": "rgba(230, 227, 191, 1)",
      "toolbar_field_text": "rgba(47, 108, 104, 1)"
    }
  }
}