---
title: NSColor.SystemEffect
framework: appkit
role: symbol
role_heading: Enumeration
path: appkit/nscolor/systemeffect
---

# NSColor.SystemEffect

Constants for user interactions that change the appearance of a view or control.

## Declaration

```swift
enum SystemEffect
```

## Topics

### Appearances

- [NSColor.SystemEffect.none](appkit/nscolor/systemeffect/none.md)
- [NSColor.SystemEffect.pressed](appkit/nscolor/systemeffect/pressed.md)
- [NSColor.SystemEffect.deepPressed](appkit/nscolor/systemeffect/deeppressed.md)
- [NSColor.SystemEffect.disabled](appkit/nscolor/systemeffect/disabled.md)
- [NSColor.SystemEffect.rollover](appkit/nscolor/systemeffect/rollover.md)

### Initializers

- [init(rawValue:)](appkit/nscolor/systemeffect/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Applying specific appearances to colors

- [withSystemEffect(_:)](appkit/nscolor/withsystemeffect(_:).md)