string GetColorRGB( 
   int color
)

using System;
using System.Collections.Generic;
using System.Text;
using System.Diagnostics;
using Attachmate.Reflection.Framework;
using Attachmate.Reflection.Emulation.OpenSystems;
using Attachmate.Reflection.UserInterface;
 
namespace CreateASession
{
    class Program
    {
        static void Main(string[] args)
        {
            //Start a visible instance of Reflection or get the instance running at the given channel name
            Application app = MyReflection.CreateApplication("myWorkspace", true);
 
            //Create a terminal for an Open Systems session
            ITerminal terminal = (ITerminal)app.CreateControl(new Guid("{BE835A80-CAB2-40d2-AFC0-6848E486BF58}"));
 
            //Specify the connection type, host name (or IP address), and connect.
            IConnectionSettingsTelnet conn = (IConnectionSettingsTelnet)terminal.ConnectionSettings;
            conn.HostAddress = "sylvester";
            terminal.Connect();
            
        //Create a View to make the session visible                
            IFrame frame = (IFrame)app.GetObject("Frame");
            frame.CreateView(terminal);
 
            IThemeColor screenColor = terminal.Theme.Color;
 
            //Get integers that are mapped to the background and foreground colors
            int bgColor = screenColor.GetBackgroundColorAsInt(TextColorMappingAttribute.Plain);
            int fgColor = screenColor.GetForegroundColorAsInt(TextColorMappingAttribute.Plain);
 
            //Get the RGB values of the background and foregraound colors 
            string background = screenColor.GetColorRGB(bgColor);
            string foreground = screenColor.GetColorRGB(fgColor);
 
            //Write the RGB values for the background and foreground colors to the console
            Console.WriteLine("This is the background color: " + background);
            Console.WriteLine("This is the foreground color: " + foreground);
 
        }
    }
}