Examine source code of Blue Orange

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Blue Orange",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(40, 70, 147)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(20, 39, 78)",
      "tab_background_text": "rgb(226, 239, 247)",
      "toolbar_field": "rgb(39, 71, 135)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(238, 111, 87)",
      "popup": "rgb(40, 70, 147)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_active": "rgb(238, 111, 87)",
      "button_background_hover": "rgb(238, 111, 87)",
      "icons_attention": "rgb(238, 111, 87)",
      "ntp_background": "rgb(20, 39, 78)",
      "ntp_text": "rgb(255, 255, 255)",
      "sidebar_border": "rgb(181, 177, 176)",
      "sidebar_text": "rgb(255, 255, 255)",
      "sidebar": "rgb(40, 70, 147)",
      "tab_background_separator": "rgb(38, 66, 123)",
      "tab_loading": "rgb(238, 111, 87)",
      "toolbar_field_focus": "rgb(38, 66, 123)",
      "toolbar_field_highlight": "rgb(238, 111, 87)",
      "toolbar_field_separator": "rgba(255, 255, 255, 0.34)"
    }
  }
}