Examine source code of Esoteric

{
  "name": "Esoteric",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "esoteric.jpg"
    },
    "colors": {
      "frame": "rgba(17, 25, 65, 1)",
      "tab_background_text": "rgba(245, 245, 245, 1)",
      "toolbar": "rgba(255, 255, 255, 0.34)",
      "toolbar_field": "rgba(255, 255, 255, 0.78)",
      "toolbar_field_text": "rgba(72, 105, 189, 1)",
      "tab_line": "rgba(224, 166, 206, 1)"
    }
  }
}