---
title: opacity
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/opacitycomponent/opacity
---

# opacity

The floating-point value the renderer applies to an entity and its descendants.

## Declaration

```swift
var opacity: Float
```

## Discussion

Discussion The opacity is a float within the inclusive range [0.0, 1.0], where 0.0 is completely transparent and 1.0 is completely opaque.