---
title: NSScroller.KnobStyle.dark
framework: appkit
role: symbol
role_heading: Case
path: appkit/nsscroller/knobstyle-swift.enum/dark
---

# NSScroller.KnobStyle.dark

Specifies a dark knob.

## Declaration

```swift
case dark
```

## Discussion

Discussion This style is particularly good against a light background.

## See Also

### Constants

- [NSScroller.KnobStyle.default](appkit/nsscroller/knobstyle-swift.enum/default.md)
- [NSScroller.KnobStyle.light](appkit/nsscroller/knobstyle-swift.enum/light.md)