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