Examine source code of k_Defined Blues+Grays

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "k_Defined Blues+Grays",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(50, 69, 113, 0.62)",
      "toolbar_text": "rgb(244, 248, 249)",
      "frame": "rgb(8, 11, 33)",
      "tab_background_text": "rgb(204, 217, 226)",
      "toolbar_field": "rgb(8, 11, 33)",
      "toolbar_field_text": "rgb(181, 188, 253)",
      "tab_line": "rgb(241, 246, 248)",
      "popup": "rgb(0, 0, 10)",
      "popup_text": "rgba(252, 252, 252, 0.76)",
      "tab_loading": "rgb(241, 246, 248)"
    }
  }
}