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