Examine source code of Flaming Violets

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Flaming Violets",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right bottom"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(13, 0, 25)",
      "toolbar_text": "rgb(167, 117, 255)",
      "frame": "rgb(142, 179, 201)",
      "tab_background_text": "rgb(180, 227, 255)",
      "toolbar_field": "rgb(29, 40, 121)",
      "toolbar_field_text": "rgb(255, 76, 49)",
      "tab_line": "rgb(248, 112, 140)",
      "popup": "rgb(8, 4, 15)",
      "popup_text": "rgb(244, 255, 194)",
      "tab_selected": "rgb(71, 4, 86)",
      "tab_text": "rgb(180, 227, 255)",
      "toolbar_field_highlight": "rgb(244, 144, 33)",
      "toolbar_field_text_focus": "rgb(244, 144, 33)",
      "toolbar_top_separator": "rgb(13, 0, 25)",
      "tab_loading": "rgb(248, 112, 140)"
    }
  }
}