Examples of websites using
Rubik
(Rubik is a sans-serif font designed by Hubert and Fischer, Meir Sadan, Cyreal. The family consists of multiple styles, including regular and italic versions, available in various weights)
with
Source Sans Pro
(Source Sans Pro is a Sans Serif font designed by Paul D. Hunt. The font family includes six styles, each with regular, italic, bold, and bold italic variations, providing a versatile range of options for designers)