Calibre in action on usepastel.com

Under the hood

.header-1 { font-family: Calibre, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 45px; font-style: normal; font-weight: 500; letter-spacing: normal; line-height: 45px; text-transform: none; color: #111111; }
.content-1 { font-family: Calibre, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 17px; font-style: normal; font-weight: 700; letter-spacing: 1px; line-height: 24px; text-transform: uppercase; color: #FFFFFF; background-color: #00BC86; }
.content-2 { font-family: Calibre, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 25px; font-style: normal; font-weight: 400; letter-spacing: normal; line-height: 30px; text-transform: none; color: #495057; }