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