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