Examine source code of dark1.11

{
  "name": "dark",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "crash.png"
    },
    "colors": {
      "frame": "rgba(8, 8, 8, 1)",
      "tab_background_text": "rgba(36, 22, 22, 1)",
      "toolbar": "rgba(13, 2, 2, 1)",
      "bookmark_text": "rgba(36, 35, 35, 1)",
      "toolbar_field": "rgba(77, 26, 26, 1)",
      "toolbar_field_text": "rgba(84, 40, 40, 1)"
    }
  }
}