Examine source code of Orange browser

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Orange",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-036-40a272fe657f748396e017c7a64ee2dc.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(40, 64, 77)",
      "toolbar_text": "rgb(61, 119, 25)",
      "frame": "rgb(202, 75, 25)",
      "tab_background_text": "rgb(84, 37, 115)",
      "toolbar_field": "rgb(229, 206, 6)",
      "toolbar_field_text": "rgb(99, 34, 63)",
      "tab_line": "rgb(137, 57, 74)",
      "popup": "rgb(202, 75, 25)",
      "popup_text": "rgb(41, 53, 119)",
      "tab_loading": "rgb(137, 57, 74)"
    }
  }
}