minecraft-bedrock-json-schemas/source/resource/biomes/format/components/water_appearance.json

{
  "$id": "blockception.minecraft.resource.biomes.minecraft.water_appearance",
  "title": "Water Appearance",
  "description": "Set the water surface color used during rendering. Biomes without this component will have default water surface color behavior.",
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "surface_color": {
      "title": "Surface Color",
      "description": "RGB color of the water surface.",
      "type": "string",
      "format": "color-hex",
      "examples": ["#FFFFFF"]
    },
    "surface_opacity": {
      "title": "Surface Opacity",
      "description": "Opacity of the water surface (0 for invisible and 1 for opaque)",
      "type": "number",
      "minimum": 0,
      "maximum": 1
    }
  }
}