IOS SWIFT 랜덤컬러 만들기 (Generate a Random Color , UIColor)

    import UIKit    
 
    func getRandomColor() -> UIColor{
        
        let randomRed:CGFloat = CGFloat(drand48())
        
        let randomGreen:CGFloat = CGFloat(drand48())
        
        let randomBlue:CGFloat = CGFloat(drand48())
        
        return UIColor(red: randomRed, green: randomGreen, blue: randomBlue, alpha: 1.0)
        
    }