Avenir in action on ananas-anam.com

Under the hood

.header-1 { font-family: AvenirLTStd-Heavy, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 40px; font-style: normal; font-weight: 400; letter-spacing: normal; line-height: 48px; text-transform: none; color: #FFFFFF; }
.header-2 { font-family: AvenirLTStd-Heavy, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 24px; font-style: normal; font-weight: 400; letter-spacing: normal; line-height: 36px; text-transform: none; color: #FFFFFF; }
.header-3 { font-family: AvenirLTStd-Heavy, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 14px; font-style: normal; font-weight: 400; letter-spacing: 2px; line-height: 21px; text-transform: uppercase; color: #E2D0C9; background-color: #FFFFFF; }
.header-4 { font-family: AvenirLTStd-Roman, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 18px; font-style: normal; font-weight: 400; letter-spacing: normal; line-height: 27px; text-transform: none; color: #FFFFFF; }

Avenir is available from Fonts.com and MyFonts.