Examine source code of Farbe-Strom

{
  "name": "Strom",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "indwindex.jpeg"
    },
    "colors": {
      "frame": "rgba(51, 97, 196, 1)",
      "tab_background_text": "rgba(201, 114, 43, 1)",
      "toolbar": "rgba(196, 49, 222, 1)",
      "bookmark_text": "rgba(20, 166, 110, 1)",
      "toolbar_field": "rgba(73, 207, 209, 1)",
      "toolbar_field_text": "rgba(212, 42, 42, 1)"
    }
  }
}