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