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