Examine source code of Frosted Violets

{
  "name": "Frosted Violets",
  "manifest_version": 2,
  "version": "4.0",
  "theme": {
    "images": {
      "theme_frame": "FrostedVioletsHCustom.jpg"
    },
    "colors": {
      "frame": "rgba(58, 35, 71, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(59, 35, 71, 0.01)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(59, 35, 71, 0.14)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7ec9fa1c-a354-4306-8a96-6a105cc18b49}"
    }
  }
}