Examine source code of Acheronian Copper

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Acheronian Copper",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(48, 48, 48)",
      "toolbar_text": "rgb(255, 201, 2)",
      "frame": "rgb(28, 28, 28)",
      "tab_background_text": "rgb(255, 201, 2)",
      "toolbar_field": "rgb(41, 41, 41)",
      "toolbar_field_text": "rgb(255, 150, 10)",
      "tab_line": "rgb(255, 96, 0)",
      "popup": "rgb(75, 75, 75)",
      "popup_text": "rgb(255, 201, 2)",
      "button_background_active": "rgb(25, 25, 25)",
      "button_background_hover": "rgb(36, 36, 36)",
      "frame_inactive": "rgb(55, 55, 55)",
      "icons_attention": "rgb(255, 150, 10)",
      "icons": "rgb(255, 201, 2)",
      "ntp_background": "rgb(48, 48, 48)",
      "ntp_text": "rgb(255, 201, 2)",
      "popup_border": "rgb(0, 0, 0)",
      "popup_highlight_text": "rgb(255, 201, 2)",
      "popup_highlight": "rgb(38, 38, 38)",
      "sidebar_border": "rgb(0, 0, 0)",
      "sidebar_highlight_text": "rgb(255, 96, 0)",
      "sidebar_highlight": "rgb(59, 59, 59)",
      "sidebar_text": "rgb(255, 201, 2)",
      "sidebar": "rgb(48, 48, 48)",
      "tab_background_separator": "rgb(255, 166, 2)",
      "tab_loading": "rgb(255, 170, 22)",
      "tab_selected": "rgb(48, 48, 48)",
      "tab_text": "rgb(255, 170, 22)",
      "toolbar_bottom_separator": "rgb(48, 48, 48)",
      "toolbar_field_border_focus": "rgb(222, 155, 34)",
      "toolbar_field_border": "rgb(48, 48, 48)",
      "toolbar_field_focus": "rgb(41, 41, 41)",
      "toolbar_field_highlight_text": "rgb(41, 41, 41)",
      "toolbar_field_highlight": "rgb(255, 150, 0)",
      "toolbar_field_separator": "rgb(48, 48, 48)",
      "toolbar_field_text_focus": "rgb(255, 149, 0)",
      "toolbar_top_separator": "rgb(48, 48, 48)",
      "toolbar_vertical_separator": "rgb(48, 48, 48)"
    }
  }
}