Looks like a CALM or cafe au lait macule. Really hard to see on the photos, so I suggest a formal consultation with a laser expert. Can be removed with lasers such as the Q switch laser. This YouTube clip shows one persons journey. Wish you the best. Dr Davin Lim, Brisbane. Australia.
Cosmetic Mole Removal -- SEE AN EXPERT Dermatologic Surgeon -- Ruby Laser Maybe Best
I suggest seeing an expert this can be evaluated in person for removal with surgery, shave or lasers . Best, Dr. Emer.