Examine source code of Hyde_are_you_ready

{
  "name": "Vampire's_Love",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "15780668_1221716987917509_7558914944711136091_n.jpg"
    },
    "colors": {
      "frame": "rgba(60, 93, 166, 1)",
      "tab_background_text": "rgba(115, 115, 209, 1)",
      "toolbar": "rgba(255, 255, 255, 0.16)",
      "toolbar_field": "rgba(0, 0, 0, 0.3)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)"
    }
  }
}