Examples of websites using
Sofia
(Sofia is a sans-serif font designed by LatinoType. It offers a contemporary and elegant design, and it is available in multiple styles with matching italics)
with
Lato
(Lato is a sans-serif font designed by Łukasz Dziedzic and released by tyPoland in 2010. The font family consists of two styles, regular and bold, with each style available in a wide range of weights and matching italics)