Open Sans font pairing with Aperçu

Examples of websites using Open Sans (Open Sans is a sans-serif font designed by Steve Matteson. It offers a wide range of styles, including regular, italic, bold, bold italic, and light) with Aperçu (Aperçu is a sans-serif font designed by Colophon Foundry and released by Commercial Type. The family is available in multiple weights and styles, including regular, condensed, and extended widths, with matching italics)

Open Sans specimen
Aperçu specimen