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