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