Examine source code of BeMoBlue

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "BeMoBlue",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(17, 39, 50)",
      "toolbar_text": "rgba(201, 206, 206, 0.74)",
      "frame": "rgb(6, 8, 11)",
      "tab_background_text": "rgb(201, 206, 206)",
      "toolbar_field": "rgba(10, 16, 18, 0.78)",
      "toolbar_field_text": "rgb(83, 181, 181)",
      "tab_line": "rgb(53, 142, 196)",
      "popup": "rgba(159, 152, 152, 0.96)",
      "popup_text": "rgb(64, 23, 43)",
      "button_background_active": "rgba(19, 38, 55, 0.53)",
      "button_background_hover": "rgba(26, 68, 115, 0.5)",
      "frame_inactive": "rgb(3, 17, 34)",
      "icons_attention": "rgb(196, 192, 212)",
      "icons": "rgb(44, 132, 132)",
      "ntp_background": "rgb(19, 38, 55)",
      "ntp_text": "rgb(172, 172, 172)",
      "popup_border": "rgb(150, 131, 167)",
      "sidebar_border": "rgb(102, 75, 104)",
      "sidebar_text": "rgb(170, 170, 170)",
      "sidebar": "rgb(73, 59, 73)",
      "tab_background_separator": "rgb(119, 240, 240)",
      "tab_text": "rgb(2, 220, 246)",
      "tab_loading": "rgb(53, 142, 196)"
    }
  }
}