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