Post Grotesk font pairing with Rosart

Examples of websites using Post Grotesk (Post Grotesk is a sans-serif font designed by Josh Finklea and released by Sharp Type. The font family consists of 18 styles, including regular, italic, bold, and bold italic) with Rosart (Rosart is a serif font designed by Katharina Köhler and Jacques-François Rosart, and released by Camelot Typefaces in 2016. The family consists of various styles with different weights and matching italics)

Post Grotesk specimen
Rosart specimen