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