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