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