Examine source code of Retrowave Amber

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Retrowave Amber",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(53, 27, 70)",
      "toolbar_text": "rgb(255, 204, 0)",
      "frame": "rgb(27, 8, 33)",
      "tab_background_text": "rgb(255, 192, 255)",
      "toolbar_field": "rgb(89, 54, 86)",
      "toolbar_field_text": "rgb(248, 112, 140)",
      "tab_line": "rgb(248, 112, 140)",
      "popup": "rgb(53, 27, 70)",
      "popup_text": "rgb(255, 204, 0)",
      "icons_attention": "rgb(248, 112, 140)",
      "icons": "rgb(176, 178, 252)",
      "toolbar_field_border_focus": "rgb(176, 178, 252)",
      "toolbar_field_border": "rgb(107, 109, 159)",
      "toolbar_vertical_separator": "rgb(248, 112, 140)",
      "tab_loading": "rgb(248, 112, 140)"
    }
  }
}