Roboto with Roboto Slab in action on thefoundersassembly.com

.header-1 { font-family: Roboto, sans-serif; font-size: 61px; font-style: normal; font-weight: 200; letter-spacing: 3px; line-height: 85.4px; text-transform: uppercase; color: #FFFFFF; }
.content-1 { font-family: 'Roboto Slab', serif; font-size: 20px; font-style: normal; font-weight: 100; letter-spacing: normal; line-height: 32px; text-transform: none; color: #FFFFFF; }
.content-2 { font-family: 'Roboto Slab', serif; font-size: 20px; font-style: normal; font-weight: 100; letter-spacing: normal; line-height: 32px; text-transform: none; color: #FFFFFF; }
Roboto is available from Font Squirrel, Google Web Fonts and Typekit.

Roboto Slab is available from Font Squirrel, Google Web Fonts and Typekit.

Try this combination out in Pair and Compare.
Found by @mikesten on 29 Feb 2016.

Liked by:
@mikesten @Maetrickz

Roboto with Roboto Slab