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