IPA: /kənˈtræstɪŋli/
KK: /kənˈtræstɪŋli/
In a way that shows a difference or contrast between two things.
The two paintings are contrastingly different in style and color.
Contrastingly → It is formed from "contra-" (meaning against) and "stare" (meaning to stand). The suffix "-ly" indicates the manner of the action. Thus, "contrastingly" means in a manner that stands against or differs from something else.
Think of standing 'against' ('contra-') something to highlight differences — that's what contrastingly means.