Examine source code of One Piece - Titelbild

{
  "name": "One Piece - Titelbild",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "9ac7721b0aaf59f4a9c2bd07918a996a.jpg"
    },
    "colors": {
      "frame": "rgba(0, 81, 255, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(0, 0, 168, 1)",
      "bookmark_text": "rgba(0, 49, 247, 1)",
      "toolbar_field": "rgba(0, 60, 224, 1)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)"
    }
  }
}