Auffälliges
Auffälliges is a German adjective meaning "conspicuous," "striking," "noticeable," or "prominent." It is used to describe something that stands out from its surroundings due to its appearance, behavior, or characteristics. The word is derived from the verb "auffallen," which means "to be noticed" or "to catch someone's eye."
One might use "auffälliges" to describe a bright red car parked in a lot of neutral-colored vehicles,
The opposite of "auffälliges" would be something that is inconspicuous, subtle, or blends in with its environment.