Konsole.cs

class Konsole : IDisposable
{
    ConsoleColor _orig_fg;

    public static IDisposable Color(ConsoleColor fg)
    {
        var k = new Konsole()
        {
            _orig_fg = Console.ForegroundColor
        };

        Console.ForegroundColor = fg;

        return k;
    }

    public void Dispose()
    {
        Console.ForegroundColor = _orig_fg;
    }
}