Examine source code of Cool and Dark Rev-0

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Cool and Dark Rev-0",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-016-0cce7a5c7842040fcc0e297a42678307.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(81, 95, 100)",
      "toolbar_text": "rgb(18, 228, 133)",
      "frame": "rgb(30, 39, 41)",
      "tab_background_text": "rgb(206, 204, 213)",
      "toolbar_field": "rgb(18, 175, 103)",
      "toolbar_field_text": "rgb(19, 20, 19)",
      "tab_line": "rgb(35, 205, 179)",
      "popup": "rgb(27, 40, 45)",
      "popup_text": "rgb(35, 205, 179)",
      "tab_loading": "rgb(35, 205, 179)"
    }
  }
}