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