Examine source code of Pelligrew

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Pelligrew",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-005-f5f3cf677b1f132c75ddc7bd319dd1fc.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(225, 234, 239)",
      "toolbar_text": "rgb(2, 61, 139)",
      "frame": "rgb(143, 177, 208)",
      "tab_background_text": "rgb(2, 61, 139)",
      "toolbar_field": "rgb(225, 234, 239)",
      "toolbar_field_text": "rgb(42, 43, 44)",
      "tab_line": "rgb(248, 112, 140)",
      "popup": "rgb(147, 187, 238)",
      "popup_text": "rgb(2, 61, 139)",
      "button_background_hover": "rgb(235, 238, 29)",
      "frame_inactive": "rgb(142, 149, 158)",
      "icons_attention": "rgb(234, 237, 241)",
      "icons": "rgb(2, 61, 139)",
      "ntp_background": "rgb(192, 182, 140)",
      "ntp_text": "rgb(108, 88, 4)",
      "popup_highlight_text": "rgb(238, 29, 35)",
      "popup_highlight": "rgb(143, 177, 208)",
      "tab_loading": "rgb(248, 112, 140)"
    }
  }
}