Examine source code of sopercolor

{
  "name": "sopercolor",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "81xHX2nH9PL._AC_SL1500_.jpg"
    },
    "colors": {
      "frame": "rgba(10, 85, 247, 1)",
      "tab_background_text": "rgba(148, 207, 0, 1)",
      "toolbar": "rgba(214, 214, 214, 1)",
      "bookmark_text": "rgba(0, 63, 158, 1)",
      "toolbar_field": "rgba(82, 176, 0, 1)",
      "toolbar_field_text": "rgba(0, 81, 255, 1)"
    }
  }
}