   /// Whether to display the hexadecimal code in `uppercase` or `lowercase`.
   /// This property has no effect if `showHexString` is set to `false`.
   /// The default is `uppercase`.
-  open var hexStringCase: HexStringCase = .uppercase
+	open var hexStringCase: HexStringCase = .upper
 
   /// Whether or not to support Smart Invert Colors on iOS 11.0+.
   /// It is highly recommended to leave this value set to the default of true as

open class PDColorPickerViewController: UIViewController {
  
  public enum HexStringCase {
    case uppercase, lowercase
    
    func applied(to string: String) -> String {
      switch self {

        return string.uppercased()
      case .lowercase:
        return string.lowercased()
			case .upper:
				return string.uppercased()
			case .lower:
				return string.lowercased()
			}
    }
  }

