if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
        {
            TypedValue typedValue = new TypedValue();
            Resources.Theme theme = getTheme();
            theme.resolveAttribute(R.attr.colorPrimaryDark, typedValue, true);
            int color = typedValue.data;
            Bitmap bm = BitmapFactory.decodeResource(getResources(), R.drawable.ic_keyline_grid_recents);
            ActivityManager.TaskDescription td = new ActivityManager.TaskDescription(null, bm, color);
            setTaskDescription(td);
            bm.recycle();

        }