 
 extension UIColor {
     
-    func complementaryColor() -> UIColor {
+    public func complementaryColor() -> UIColor {
         let components = rgbaf()
         
         return UIColor(red: CGFloat(1.0 - components.r),

        return (cyan, magneta, yellow, black)
    }
    
    func cmykArray() -> [Float] {
        let components = cmyk()
        return [components.c, components.m, components.y, components.k]
    }

        return (iRed, iGreen, iBlue, iAlpha)
    }
    
    public func rgbaArray() -> [Int] {
        let components = rgba()
        return [components.r, components.g, components.b, components.a]
    }
