Examine source code of Midnight Blue

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Midnight Blue",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-008-60d2718f8c915b5ba09f31df5555b459.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(0, 33, 48)",
      "toolbar_text": "rgb(231, 231, 231)",
      "frame": "rgb(0, 13, 27)",
      "tab_background_text": "rgb(149, 149, 149)",
      "toolbar_field": "rgb(0, 34, 52)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(35, 205, 196)",
      "popup": "rgb(0, 25, 36)",
      "popup_text": "rgb(231, 231, 231)",
      "tab_loading": "rgb(35, 205, 196)"
    }
  }
}