Examine source code of Sublime purple

{
  "name": "Sublime purple",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Logo-della-DnD.png"
    },
    "colors": {
      "frame": "rgba(40, 46, 51, 1)",
      "tab_background_text": "rgba(184, 188, 189, 1)",
      "toolbar": "rgba(15, 20, 25, 1)",
      "bookmark_text": "rgba(148, 75, 174, 1)",
      "toolbar_field": "rgba(7, 13, 20, 1)",
      "toolbar_field_text": "rgba(138, 194, 179, 1)",
      "tab_line": "rgba(148, 75, 174, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{ef1e4aed-a860-41bf-8d79-146a83b1be8b}"
    }
  }
}