One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,6,10)(3,12,8,15)(4,13,14,7)(5,11,16,9)(17,18,21,24,22,23,30,31)(19,20,26,27,25,28,32,29)(1,3)(2,4)(5,13)(6,8)(7,16)(9,15)(10,14)(11,12)(17,19)(18,20)(21,26)(22,25)(23,28)(24,27)(29,31)(30,32) involution — undirected(1,4,6,14)(2,7,10,13)(3,9,8,11)(5,12,16,15)(17,20,22,28)(18,19,23,25)(21,29,30,27)(24,32,31,26)(1,4,6,14)(2,8,10,3)(5,15,16,12)(7,11,13,9)(18,23)(19,25)(24,31)(26,32)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.