Examine source code of Esix

{
  "name": "Esix",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "esixbck.png"
    },
    "colors": {
      "frame": "rgba(255, 255, 255, 1)",
      "tab_background_text": "rgb(188, 208, 226)",
      "toolbar": "rgba(37, 81, 149, 0.76)",
      "bookmark_text": "rgb(211, 234, 255)",
      "toolbar_field": "rgba(255, 255, 255, 0.91)",
      "toolbar_field_text": "rgb(42, 42, 42)",
      "tab_line": "rgb(207, 228, 247)"
    }
  }
}