app/node_modules/@angular/material/schematics/ng-add/schema.json

{
  "$schema": "http://json-schema.org/draft-07/schema",
  "$id": "angular-material-ng-add",
  "title": "Angular Material ng-add schematic",
  "type": "object",
  "properties": {
    "project": {
      "type": "string",
      "description": "Name of the project.",
      "$default": {
        "$source": "projectName"
      }
    },
    "theme": {
      "description": "The theme to apply",
      "type": "string",
      "default": "azure-blue",
      "x-prompt": {
        "message": "Choose a prebuilt theme name, or \"custom\" for a custom theme:",
        "type": "list",
        "items": [
          {
            "value": "azure-blue",
            "label": "Azure/Blue         [Preview: https://material.angular.dev?theme=azure-blue]"
          },
          {
            "value": "rose-red",
            "label": "Rose/Red           [Preview: https://material.angular.dev?theme=rose-red]"
          },
          {
            "value": "magenta-violet",
            "label": "Magenta/Violet     [Preview: https://material.angular.dev?theme=magenta-violet]"
          },
          {
            "value": "cyan-orange",
            "label": "Cyan/Orange        [Preview: https://material.angular.dev?theme=cyan-orange]"
          },
          {"value": "custom", "label": "Custom"}
        ]
      }
    },
    "typography": {
      "type": "boolean",
      "default": false,
      "description": "Whether to set up global typography styles.",
      "x-prompt": "Set up global Angular Material typography styles?"
    }
  },
  "required": []
}