# showAlpha

> If true, allows the user to set an alpha value for the color. If false, hides the alpha component.

## Definition

* **Type:** Property
* **Namespace:** [UnityEditor.UIElements](/engine/6000.6/script-reference/unityeditor/uielements.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
[UxmlAttribute]
public bool showAlpha { get; set; }
```