Color color1 = (Color)System.Windows.Media.ColorConverter.ConvertFromString("#E0E0E0");

Color color2 = ConvertToColor("#E0E0E0");

public static System.Windows.Media.Color ConvertToColor(string value)
{
       int r = 0, g = 0, b = 0;
       if (value.StartsWith("#"))
       {
            int v = Convert.ToInt32(value.Substring(1), 16);
            r = (v >> 16) & 255; g = (v >> 8) & 255; b = v & 255;
       }

       return System.Windows.Media.Color.FromRgb(Convert.ToByte(r), Convert.ToByte(g), Convert.ToByte(b));
}