Examine source code of Ruby red v.2

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Ruby red v.2",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(167, 19, 65)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(109, 12, 42)",
      "tab_background_text": "rgb(206, 206, 206)",
      "toolbar_field": "rgb(132, 23, 57)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(167, 19, 65)",
      "popup": "rgb(32, 33, 36)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_active": "rgb(132, 23, 57)",
      "icons_attention": "rgb(255, 255, 255)",
      "icons": "rgb(255, 255, 255)",
      "ntp_background": "rgb(167, 19, 65)",
      "popup_border": "rgb(32, 33, 36)",
      "popup_highlight": "rgb(33, 36, 32)",
      "sidebar_text": "rgb(233, 233, 233)",
      "sidebar": "rgb(32, 33, 36)",
      "tab_background_separator": "rgb(39, 0, 16)",
      "tab_text": "rgb(255, 255, 255)",
      "toolbar_bottom_separator": "rgb(117, 13, 45)",
      "toolbar_field_border_focus": "rgb(32, 33, 36)",
      "toolbar_field_border": "rgb(109, 12, 42)",
      "toolbar_field_focus": "rgb(32, 33, 36)",
      "toolbar_field_highlight_text": "rgb(0, 0, 0)",
      "toolbar_field_highlight": "rgb(174, 203, 250)",
      "toolbar_field_separator": "rgb(32, 33, 36)",
      "toolbar_top_separator": "rgb(167, 19, 65)",
      "tab_loading": "rgb(167, 19, 65)"
    }
  }
}