One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,14)(4,20)(5,26)(6,28)(7,11)(8,13)(9,16)(10,22)(12,31)(15,46)(17,34)(18,35)(19,39)(21,54)(23,58)(24,38)(25,40)(27,41)(29,42)(30,37)(32,60)(33,49)(36,56)(43,59)(44,48)(45,50)(47,63)(51,61)(52,64)(53,55)(57,62) involution — undirected(1,3)(2,9,13,14)(4,21)(5,19)(6,29)(7,17)(8,16)(10,36,38,64)(11,39,26,34)(12,42,28,61)(15,23)(18,32)(20,53,40,54)(22,52)(24,56)(25,55)(27,50)(30,48)(31,51)(33,62,44,37)(35,60,45,41)(43,46,58,63)(47,59)(49,57)(1,4,8,25)(2,10,13,38)(3,15,16,47)(5,24,7,22)(6,30,31,57)(9,33,14,44)(11,40,26,20)(12,43,28,58)(17,49,19,48)(18,52,50,56)(21,51,55,29)(23,27,59,32)(34,46,39,63)(35,54,45,53)(36,61,64,42)(37,60,62,41)(6,31)(12,28)(15,47)(18,50)(23,59)(27,32)(29,51)(30,57)(33,44)(35,45)(37,62)(41,60)(42,61)(43,58)(46,63)(48,49) 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.