Examine source code of Light - Blue & Orange

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Light - Blue & Orange",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(224, 249, 255)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(79, 146, 187)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(255, 255, 255)",
      "toolbar_field_text": "rgb(0, 9, 201)",
      "tab_line": "rgb(225, 135, 44)",
      "popup": "rgb(210, 247, 255)",
      "popup_text": "rgb(38, 47, 201)",
      "button_background_hover": "rgb(255, 205, 146)",
      "ntp_background": "rgb(225, 135, 44)",
      "popup_border": "rgb(225, 135, 44)",
      "tab_selected": "rgb(255, 205, 146)",
      "tab_loading": "rgb(225, 135, 44)"
    }
  }
}