gistfile1.cs

using System;

namespace HEXtoARGB
{
    class Program
    {
        static void Main(string[] args)
        {
            // Original ActionScript snippet from this question:
            // http://stackoverflow.com/questions/2369746/actionscript-3-0-translating-hex-to-argb

            // Assume this is a hex color. 0xff header block is
            // standard for non-0 alpha channel values.
            uint hexColor = 0xff0099ab;

            uint a = (hexColor >> 0x18) & 0xff;
            uint r = (hexColor >> 0x10) & 0xff;
            uint g = (hexColor >> 0x08) & 0xff;
            uint b = hexColor & 0xff;

            Console.WriteLine("A: {0}, R: {1}, G: {2}, B: {3}",
                a, r, g, b);
            Console.ReadKey();
        }
    }
}