JW/Framework/Bowin.Common/Utility/ColorHelper.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Bowin.Common.Utility
{
    public static class ColorHelper
    {
        public static string ToRGBString(this System.Drawing.Color color)
        {
            var hexString = string.Format("{0:X}", color.R).PadLeft(2, '0')
                + string.Format("{0:X}", color.G).PadLeft(2, '0')
                + string.Format("{0:X}", color.B).PadLeft(2, '0');

            return hexString;
        }
    }
}