---
title: "readAttributeStartUpColorTemperatureMireds(with:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrclustercolorcontrol/readattributestartupcolortemperaturemireds(with:)"
---

# readAttributeStartUpColorTemperatureMireds(with:)

## Declaration

```swift
func readAttributeStartUpColorTemperatureMireds(with params: MTRReadParams?) -> [String : Any]?
```