Examine source code of Roxa UHD theme

{
  "name": "Roxa UHD theme",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "uhd_realistic_roxas_wallaper_by_soraiko_san_d85qh2o-pre.jpg"
    },
    "colors": {
      "toolbar": "rgba(101, 120, 133, 1)",
      "frame": "rgba(52, 101, 207, 1)",
      "tab_background_text": "rgba(36, 171, 146, 1)"
    }
  }
}