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