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