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