Examine source code of Oceanic Blue

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Oceanic Blue",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-027-1049af643fc55b4ffd4a8575444547c5.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(255, 255, 255)",
      "toolbar_text": "rgb(87, 85, 240)",
      "frame": "rgb(255, 255, 255)",
      "tab_background_text": "rgb(0, 114, 255)",
      "toolbar_field": "rgb(244, 244, 244)",
      "toolbar_field_text": "rgb(0, 134, 255)",
      "tab_line": "rgb(0, 0, 0)",
      "popup": "rgb(227, 227, 227)",
      "popup_text": "rgb(34, 34, 34)",
      "button_background_active": "rgba(255, 255, 255, 0.26)",
      "button_background_hover": "rgba(0, 17, 255, 0.26)",
      "ntp_background": "rgba(96, 117, 215, 0.25)",
      "sidebar_text": "rgba(255, 255, 255, 0.25)",
      "tab_loading": "rgb(255, 0, 0)",
      "tab_selected": "rgba(255, 255, 255, 0.22)"
    }
  }
}