Roboto in action on fi.google.com

Under the hood

.header-1 { font-family: Roboto; font-size: 32px; font-style: normal; font-weight: 300; letter-spacing: normal; line-height: 40px; text-transform: none; color: #FFFFFF; }
.content-1 { font-family: Roboto; font-size: 18px; font-style: normal; font-weight: 300; letter-spacing: normal; line-height: 26px; text-transform: none; color: #FFFFFF; }
.content-2 { font-family: Roboto, Noto, sans-serif; font-size: 16px; font-style: normal; font-weight: 600; letter-spacing: normal; line-height: normal; text-transform: uppercase; color: #FFFFFF; }