Examine source code of warm color 1

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "warm color 1",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(227, 22, 180)",
      "toolbar_text": "rgb(238, 205, 23)",
      "frame": "rgb(164, 8, 112)",
      "tab_background_text": "rgb(238, 182, 23)",
      "toolbar_field": "rgb(255, 157, 246)",
      "toolbar_field_text": "rgb(238, 147, 23)",
      "tab_line": "rgb(253, 255, 56)",
      "popup": "rgb(102, 3, 3)",
      "popup_text": "rgb(182, 96, 42)",
      "tab_loading": "rgb(253, 255, 56)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{4ecfe4fe-f019-4801-b19a-aa6a9b4023e3}"
    }
  }
}