Examine source code of Wheat and nigthblue

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Wheat",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(255, 251, 232)",
      "toolbar_text": "rgb(14, 26, 56)",
      "frame": "rgb(241, 229, 201)",
      "tab_background_text": "rgb(14, 26, 56)",
      "toolbar_field": "rgb(255, 251, 232)",
      "toolbar_field_text": "rgb(14, 26, 56)",
      "tab_line": "rgb(84, 155, 4)",
      "popup": "rgba(241, 229, 201, 0.8)",
      "popup_text": "rgb(14, 26, 56)",
      "tab_loading": "rgb(84, 155, 4)"
    }
  }
}