Examine source code of Light Gold Theme

{
  "manifest_version": 2,
  "version": "2.0",
  "name": "Light Gold Theme",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-033-cf10aca0d9374ba108ef8e68a5f5e931.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(217, 212, 186)",
      "toolbar_field": "rgb(230, 224, 197)",
      "toolbar_field_text": "rgb(13, 13, 13)",
      "tab_line": "rgb(228, 190, 6)",
      "popup": "rgb(217, 212, 186)",
      "popup_text": "rgb(13, 13, 13)",
      "tab_loading": "rgb(228, 190, 6)",
      "bookmark_text": "rgb(13, 13, 13)",
      "frame": "rgb(217, 212, 186)",
      "tab_background_text": "rgb(29, 29, 29)"
    }
  }
}