Examine source code of ClayIce

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "BlueIce",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-036-40a272fe657f748396e017c7a64ee2dc.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(7, 50, 84)",
      "toolbar_text": "rgb(0, 214, 255)",
      "frame": "rgb(14, 41, 65)",
      "tab_background_text": "rgb(24, 156, 180)",
      "toolbar_field": "rgb(25, 71, 96)",
      "toolbar_field_text": "rgb(16, 252, 255)",
      "tab_line": "rgb(4, 255, 252)",
      "popup": "rgb(14, 41, 65)",
      "popup_text": "rgb(106, 185, 255)",
      "tab_loading": "rgb(4, 255, 252)"
    }
  }
}