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