Examine source code of Purple AmoLED Custom :D

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Purple AmoLED Custom :D",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-034-e0dfa84411058d2e5627f19f1ea501ca.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(0, 0, 0)",
      "toolbar_text": "rgb(173, 105, 247)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(14, 12, 12)",
      "toolbar_field_text": "rgb(216, 210, 238)",
      "tab_line": "rgb(184, 48, 209)",
      "popup": "rgb(0, 0, 0)",
      "popup_text": "rgb(232, 233, 249)",
      "tab_loading": "rgb(184, 48, 209)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{54564b9c-6571-45f6-9310-6bdb6935cc1c}"
    }
  }
}