Examine source code of Subtle Green

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Subtle Green ",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(16, 16, 16)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(192, 192, 192)",
      "toolbar_field": "rgb(16, 16, 16)",
      "toolbar_field_text": "rgba(195, 255, 213, 0.9)",
      "tab_line": "rgb(58, 58, 58)",
      "popup": "rgb(8, 8, 8)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_hover": "rgb(0, 184, 93)",
      "sidebar_highlight": "rgba(255, 255, 255, 0.9)",
      "toolbar_field_text_focus": "rgba(255, 255, 255, 0.9)",
      "toolbar_top_separator": "rgb(0, 0, 0)",
      "tab_loading": "rgb(58, 58, 58)"
    }
  }
}