Redness in the recipient area occurs in some people with fair skin, red hair, blonde hair, and other people with sensitive skin. It will eventually get better. Just be patient.
If you are concerned, go see your doctor and he/she may prescribe a special type of topical steroid that might accelerate the disappearance of the pink color.
In 27 years of doing hair transplants, it does not look as bad as what I have seen in many patients with the skin and hair types that I described above.