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