Examine source code of Blurr Theme

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Blue Theme",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-037-b73f9b34467ba541de861f5b4c0c6316.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(1, 13, 73)",
      "toolbar_text": "rgb(194, 210, 221)",
      "frame": "rgb(200, 204, 217)",
      "tab_background_text": "rgb(26, 37, 73)",
      "toolbar_field": "rgb(170, 182, 226)",
      "toolbar_field_text": "rgb(13, 61, 80)",
      "tab_line": "rgb(144, 92, 244)",
      "popup": "rgb(187, 213, 235)",
      "popup_text": "rgb(25, 25, 27)",
      "tab_loading": "rgb(144, 92, 244)"
    }
  }
}