PT Sans with Trend Sans One in action on nearlyimpossible.org

.header-1 { font-family: TrendSansOne; font-size: 24px; font-style: normal; font-weight: normal; letter-spacing: normal; line-height: 33px; text-transform: none; color: #FFFFFF; }
.header-2 { font-family: TrendSansOne; font-size: 16px; font-style: normal; font-weight: normal; letter-spacing: normal; line-height: 22px; text-transform: none; color: #474747; }
.content-1 { font-family: pt-sans, sans-serif; font-size: 18px; font-style: normal; font-weight: normal; letter-spacing: normal; line-height: 27px; text-transform: none; color: #222222; }
PT Sans is available from Font Squirrel, Fontdeck, Fonts.com, Fontshop, Google Web Fonts, MyFonts, Typekit and YouWorkForThem.

Trend Sans One is available from Fontshop.
Found by @mikesten on 4 Nov 2013.

Liked by:
@JoelOverpeck @ughnett @matheusdf @DESIGNgoggles @mikesten @aprilnichole_m @aniket_pant @janslyn @_codekitten @Steamingbee @gmogilewski @willmarple @brisayswhaat @schifter_

PT Sans with Trend Sans One