Examples of websites using
Ivar
(Ivar is a serif font designed by Göran Söderström and released by Letters from Sweden in 2017. The family is available in six weights with matching italics, offering a total of 12 individual styles)
with
Neue Haas Grotesk
(Neue Haas Grotesk is a sans-serif font designed by Max Miedinger and Christian Schwartz and released by Linotype in 1957. The font family includes multiple styles)