at a setting of 3 to 5. Do this two times.
Adjustment: Set Low and High clip limits to no more that 0.01%.
Set gamma so that detail in the shadows is just barely visible
but not so high that the image is lightened overall too much.
(Try a value of 1.2.)
> Increase Color Depth > 16 Million Colors.
> Colorize, hue 160 and saturation 15-20.