Examine source code of Dark Nuanced

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Dark Nounced",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-030-83d4b797b9aa01c127a9fb2224535caf.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(84, 84, 84, 0.6)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(40, 40, 40)",
      "tab_background_text": "rgb(224, 224, 224)",
      "toolbar_field": "rgb(224, 224, 224)",
      "toolbar_field_text": "rgb(21, 21, 21)",
      "tab_line": "rgb(247, 90, 122)",
      "popup": "rgb(252, 252, 252)",
      "popup_text": "rgb(93, 93, 93)",
      "tab_loading": "rgb(247, 90, 122)"
    }
  }
}