Examine source code of Proton ReDone - Light

{
  "manifest_version": 2,
  "version": "1.4",
  "name": "Proton ReDone - Light",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(237, 237, 240)",
      "toolbar_text": "rgba(12, 12, 13, 0.8)",
      "frame": "rgb(206, 206, 209)",
      "tab_background_text": "rgb(12, 12, 13)",
      "toolbar_field": "rgb(255, 255, 255)",
      "toolbar_field_text": "rgb(12, 12, 13)",
      "tab_line": "rgba(66, 65, 77, 0)",
      "popup": "rgb(255, 255, 255)",
      "popup_text": "rgb(12, 12, 13)",
      "popup_highlight_text": "rgb(12, 12, 13)",
      "popup_highlight": "rgb(214, 214, 214)",
      "sidebar_highlight_text": "rgb(12, 12, 13)",
      "sidebar_highlight": "rgb(214, 214, 214)",
      "tab_selected": "rgb(249, 249, 250)",
      "tab_text": "rgb(12, 12, 13)",
      "toolbar_bottom_separator": "rgb(214, 214, 214)",
      "toolbar_field_border": "rgb(237, 237, 240)",
      "toolbar_field_focus": "rgb(255, 255, 255)",
      "toolbar_top_separator": "rgb(206, 206, 209)",
      "tab_loading": "rgba(66, 65, 77, 0)"
    }
  }
}