Examine source code of dirty green

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "dirty green",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-001-9c6d74e14860e77ee6f8f43e824bff25.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(7, 29, 71, 0.82)",
      "toolbar_text": "rgb(186, 235, 236)",
      "frame": "rgb(9, 44, 43)",
      "tab_background_text": "rgb(158, 178, 211)",
      "toolbar_field": "rgba(4, 4, 4, 0.2)",
      "toolbar_field_text": "rgb(241, 243, 245)",
      "tab_line": "rgb(21, 166, 154)",
      "popup": "rgb(3, 44, 52)",
      "popup_text": "rgb(232, 236, 170)",
      "ntp_background": "rgb(1, 19, 30)",
      "tab_loading": "rgb(21, 166, 154)"
    }
  }
}