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