Examine source code of minimal deep blue-grey

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "minimal deep blue-grey",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-006-51ab495c5f5dde6a3cddb22484acd00d.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(208, 220, 227)",
      "toolbar_text": "rgb(58, 110, 137)",
      "frame": "rgb(82, 122, 147)",
      "tab_background_text": "rgb(225, 234, 237)",
      "toolbar_field": "rgba(131, 154, 178, 0.26)",
      "toolbar_field_text": "rgb(90, 117, 145)",
      "tab_line": "rgb(54, 79, 94)",
      "popup": "rgb(255, 255, 255)",
      "popup_text": "rgb(80, 143, 162)",
      "tab_loading": "rgb(54, 79, 94)"
    }
  }
}