VisibleText
Automatically determine and apply the text color according to the background. If the background is dark, the text will be light or dark if background is light !
Installation
Import VisibleTextContainer.swift in your project (or use example project)
Usage
Add UIView and set "Custom class" in "Identity inspector" with VisibleTextContainer :

Add UILabel, UITextView or UITextField in VisibleTextContainer :

Change light text color or dark text color :

