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