Examine source code of Yet pale

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Yet pale",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(17, 58, 102)",
      "toolbar_text": "rgb(219, 219, 219)",
      "frame": "rgb(52, 45, 114)",
      "tab_background_text": "rgb(196, 196, 196)",
      "toolbar_field": "rgb(63, 91, 124)",
      "toolbar_field_text": "rgb(198, 198, 198)",
      "tab_line": "rgb(52, 45, 114)",
      "popup": "rgba(10, 1, 42, 0.82)",
      "popup_text": "rgb(255, 255, 255)",
      "icons": "rgb(87, 121, 170)",
      "tab_selected": "rgb(17, 58, 102)",
      "toolbar_field_border": "rgba(150, 187, 230, 0)",
      "toolbar_field_highlight_text": "rgb(52, 45, 114)",
      "toolbar_top_separator": "rgba(17, 58, 102, 0)",
      "tab_loading": "rgb(52, 45, 114)"
    }
  }
}