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