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