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