Examine source code of Colorfull Happyness

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Colorfull Happyness",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-037-b73f9b34467ba541de861f5b4c0c6316.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(112, 248, 222)",
      "toolbar_text": "rgb(235, 25, 67)",
      "frame": "rgb(142, 179, 201)",
      "tab_background_text": "rgb(20, 26, 229)",
      "toolbar_field": "rgb(48, 46, 105)",
      "toolbar_field_text": "rgb(237, 63, 14)",
      "tab_line": "rgb(201, 27, 206)",
      "popup": "rgb(16, 142, 229)",
      "popup_text": "rgb(236, 179, 25)",
      "tab_loading": "rgb(201, 27, 206)"
    }
  }
}