using System;

public class Program

{

    public static void Main()

    {

        var colour = System.Drawing.Color.DarkGray;

        Console.WriteLine($"Hue: {colour.GetHue()}");

        Console.WriteLine($"Saturation: {colour.GetSaturation()}");

        Console.WriteLine($"Brightness: {colour.GetBrightness()}");

        Console.WriteLine($"Brightness as %: {colour.GetBrightness() * 100}");

    }

}