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