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