Starting in iOS 16, you can use a Memoji sticker as your profile picture in Contacts.

To learn more about this topic, visit the following article:
Edit contacts on iPhone: https://apple.co/3fUJjHc

Additional Resources:

Get Support for iPhone: http://apple.co/iPhone

To subscribe to this channel: https://www.youtube.com/c/AppleSupport

To download the Apple Support app: http://apple.co/2hFtzIv

Apple Support on Twitter: https://twitter.com/AppleSupport

Apple Support Community: https://apple.co/38qiXsp

For more videos, go to Youtube Apple Channel