Helvetica Neue with Proxima Nova in action on frequence.com

Under the hood

.header-1 { font-family: HelveticaNeueLTStd-Bd; font-size: 70px; font-style: normal; font-weight: normal; letter-spacing: normal; line-height: 70px; text-transform: none; color: #EA6446; }
.content-1 { font-family: proxima-nova; font-size: 16px; font-style: normal; font-weight: normal; letter-spacing: 2px; line-height: 16px; text-transform: uppercase; color: #FFFFFF; }
.content-2 { font-family: HelveticaNeueLTStd-Th; font-size: 24px; font-style: normal; font-weight: 200; letter-spacing: normal; line-height: 35px; text-transform: none; color: #000000; }