[dcstep]

It could be either you or Calumet. Post one here for us to see.

You still need to calibrate your Retina display. Make certain that the screen is at 100% when you process. My Lenova's screen drops brightness by around 20% when I unplug the machine. Make sure there's no power saving mode engaged or you'll wash out your print by processing too bright for a calibrated screen or printer.