UIColor+Hex.swift

import UIKit

extension UIColor {
    
    convenience init(hex: String) {
        var cString: String = hex.trimmingCharacters(in: .whitespacesAndNewlines).uppercased()
        
        if cString.hasPrefix("#") {
            cString.remove(at: cString.startIndex)
        }
        
        if cString.count != 6 {
            self.init(white: 1.0, alpha: 1.0)
        } else {
            var rgbValue: UInt32 = 0
            Scanner(string: cString).scanHexInt32(&rgbValue)
            
            self.init(
                red: CGFloat((rgbValue & 0xFF0000) >> 16) / 255.0,
                green: CGFloat((rgbValue & 0x00FF00) >> 8) / 255.0,
                blue: CGFloat(rgbValue & 0x0000FF) / 255.0,
                alpha: CGFloat(1.0)
            )
        }
    }
    
}