Examine source code of Lanota theme

{
  "name": "Lanota",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "header.jpg"
    },
    "colors": {
      "frame": "rgba(98, 102, 183, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(98, 102, 183, 0)",
      "bookmark_text": "rgba(220, 228, 255, 1)",
      "toolbar_field": "rgba(220, 228, 255, 0.6)"
    }
  }
}