Be aware that brightly-colored towels may fade with repeated hot-water washing. If you don’t care about fading, then proceed to wash with hot water. If you want to retain the color, then wash with cold water and try other towel-softening techniques.
After drying, put the towel in for another round – but select the wrinkle-free option, if available. This will fluff the towel, which should help soften the fabric. Always use dryer sheets when tossing your towels into the dryer. [8] X Expert Source Rani GorgisLaundry & Cleaning Specialist Expert Interview. 12 April 2021.
Too much detergent residue can also foster mold and bacterial growth – especially if a towel stays damp for a while.
The same goes for drying! Be patient and run multiple loads to avoid overcrowding.