One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,5,6)(3,8,7,4)(9,10)(11,14)(12,16)(13,15)(18,22)(19,24)(25,26,30,28)(27,32,31,29)(2,6)(3,7)(9,11)(10,12)(13,16)(14,15)(17,18,21,22)(19,20,24,23)(25,27,30,31)(26,29,28,32)(2,6)(4,8)(9,11,13,16)(10,14,15,12)(17,19,21,24)(18,23,22,20)(25,28,30,26)(27,29,31,32)(1,3,5,7)(2,4,6,8)(9,12)(10,11)(13,14)(15,16)(17,20)(18,19)(21,23)(22,24)(1,4)(2,7)(3,6)(5,8)(9,11)(10,12)(13,16)(14,15)(17,19)(18,20)(21,24)(22,23)(25,29)(26,31)(27,28)(30,32) involution — undirectedA 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.