Examine source code of Service

{
  "name": "Service",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "Mozilla Theme.jpg"
    },
    "colors": {
      "toolbar": "rgba(141, 212, 235, 0.6)",
      "toolbar_field": "rgba(141, 212, 235, 0.79)",
      "toolbar_field_text": "rgba(117, 117, 117, 1)",
      "frame": "rgba(143, 212, 235, 1)",
      "tab_background_text": "rgba(184, 184, 184, 1)",
      "bookmark_text": "rgba(255, 255, 255, 1)"
    }
  }
}