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