Examples of websites using
Omnes
(Omnes is a sans-serif font designed by Joshua Darden, Eben Sorkin, and Viktoriya Grabowska in 2006 and released by Darden Studio. It is available in multiple styles with a wide range of weights and matching italics)
with
GT Zirkon
(GT Zirkon is a geometric sans-serif font released by Grilli Type. The family consists of 18 styles, including regular, book, bold, condensed, and extended widths, each with matching italics)