Examine source code of Skizze

{
  "name": "Skizze",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Skizze.png"
    },
    "colors": {
      "frame": "rgba(24, 75, 186, 1)",
      "tab_background_text": "rgba(175, 191, 32, 1)",
      "toolbar": "rgba(152, 48, 217, 1)",
      "bookmark_text": "rgba(45, 184, 43, 1)",
      "toolbar_field": "rgba(165, 173, 19, 1)",
      "toolbar_field_text": "rgba(232, 156, 156, 1)"
    }
  }
}