Examine source code of Teal Blue by MaDonna

{
  "name": "Teal Blue by MaDonna",
  "manifest_version": 2,
  "version": "5.0",
  "theme": {
    "images": {
      "theme_frame": "TealH.jpg"
    },
    "colors": {
      "frame": "rgba(2, 60, 61, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(0, 0, 0, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(1, 59, 61, 0.05)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)"
    }
  }
}