Examine source code of Dark Matcha Mono

{
  "manifest_version": 2,
  "version": "1.1",
  "name": "Dark Matcha Mono",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(19, 42, 19)",
      "toolbar_text": "rgb(236, 243, 158)",
      "frame": "rgb(19, 42, 19)",
      "tab_background_text": "rgb(236, 243, 158)",
      "toolbar_field": "rgb(39, 66, 35)",
      "toolbar_field_text": "rgb(236, 243, 158)",
      "tab_line": "rgba(144, 169, 85, 0.01)",
      "popup": "rgb(19, 42, 19)",
      "popup_text": "rgb(236, 243, 158)",
      "button_background_hover": "rgb(19, 42, 19)",
      "ntp_background": "rgb(19, 42, 19)",
      "ntp_text": "rgb(236, 243, 158)",
      "popup_border": "rgba(236, 243, 158, 0.01)",
      "sidebar_border": "rgba(19, 42, 19, 0)",
      "sidebar_highlight": "rgba(144, 169, 85, 0.53)",
      "sidebar_text": "rgb(236, 243, 158)",
      "sidebar": "rgb(19, 42, 19)",
      "tab_background_separator": "rgb(236, 243, 158)",
      "tab_loading": "rgb(236, 243, 158)",
      "tab_selected": "rgb(49, 87, 44)",
      "tab_text": "rgb(236, 243, 158)",
      "toolbar_bottom_separator": "rgb(79, 119, 45)",
      "toolbar_field_highlight_text": "rgb(236, 243, 158)",
      "toolbar_field_highlight": "rgba(144, 169, 85, 0.53)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{5552576f-67f4-4cdf-8427-07df4b848cb6}"
    }
  }
}