They don’t even have anything at all towards magic, so long mainly because it’s not used for a crutch to compensate for inadequate skill or strength; Barbarian and all its subclasses are perfect for a goliath. RPGBOT uses the color coding plan which has become common amongst Pathfinder build handbooks, https://arthurgeays.izrablog.com/28601664/facts-about-red-dragonborn-bard-revealed