According to Sujan Patel - Growth Marketer & Co-founder of Web Profits:
2017 Typeface Pairings
"By using contrasting fonts – for instance a very bold sans-serif font, a lighter sans-serif and a bold serif font we can create variety, if you balance this with weighing the attributes and similarities in the fonts to make sure they are not so far-flug that they appear hap-hazard you now have interest, but also a high-end feel.
So said more succinctly – fonts paired for interest should be:
Where to find your favorite typeface;
Pantone's 2018 Color Categories; Resourceful, Vedure, TECH-nique, Far-Fetched, Intricacy, Intensity, Discretion, and Playful