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