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