Examine source code of Blue Green Theme

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Blue Green Theme",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-037-b73f9b34467ba541de861f5b4c0c6316.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(0, 0, 255, 0.57)",
      "toolbar_text": "rgb(93, 255, 105)",
      "frame": "rgb(57, 138, 172)",
      "tab_background_text": "rgb(0, 0, 0)",
      "toolbar_field": "rgb(57, 138, 172)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgb(240, 70, 155)",
      "popup": "rgb(191, 187, 255)",
      "popup_text": "rgb(0, 0, 0)",
      "icons": "rgb(69, 245, 149)",
      "popup_highlight_text": "rgb(69, 230, 142)",
      "tab_loading": "rgb(240, 70, 155)"
    }
  }
}