I would advise that you seek the opinion of a dermatologic surgeon with expertise in fractional laser therapy, i.e. for Fraxel laser can be very beneficial for both unwanted discoloration and scars . Fraxel is safe to use on all skin types. A less expensive ,albeit less successful modality would be micro needling coupled with topical skin lighteners and collagen stimulators.
Dark discoloration is common in scars. Our office specializes in scar therapy and we would recommend early treatment with Plato's Medicinals Dark Scar Corrector cream to reduce pigmentation and PIH>