One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,7)(4,6)(5,8)(9,10,13,19)(11,18,23,16)(12,26,28,55)(14,33,31,61)(15,34,32,21)(17,38,40,29)(20,45,44,27)(22,46,48,54)(24,53,51,62)(25,37,52,43)(30,60,59,57)(35,49,39,64)(36,47,42,67)(41,58,56,65)(50,71,70,68)(63,72,66,69)(1,3)(2,5)(4,8)(6,7)(9,11,13,23)(10,16,19,18)(12,22,28,48)(14,24,31,51)(15,25,32,52)(17,35,40,39)(20,36,44,42)(21,37,34,43)(26,54,55,46)(27,47,45,67)(29,49,38,64)(30,50,59,70)(33,62,61,53)(41,63,56,66)(57,71,60,68)(58,69,65,72)(9,12,27,58,15,30,31,38,13,28,45,65,32,59,14,29)(10,17,33,57,21,41,44,55,19,40,61,60,34,56,20,26)(11,22,47,69,25,50,51,64,23,48,67,72,52,70,24,49)(16,35,62,71,37,63,42,46,18,39,53,68,43,66,36,54)(3,8)(5,7)(9,11)(10,18)(12,22)(13,23)(14,24)(15,25)(16,19)(17,39)(20,42)(21,43)(26,46)(27,47)(28,48)(29,49)(30,50)(31,51)(32,52)(33,53)(34,37)(35,40)(36,44)(38,64)(41,66)(45,67)(54,55)(56,63)(57,68)(58,69)(59,70)(60,71)(61,62)(65,72) involution — undirected(2,6)(5,7)(10,19)(11,23)(12,28)(20,44)(21,34)(24,51)(25,52)(29,38)(30,59)(33,61)(35,39)(46,54)(47,67)(58,65)(63,66)(68,71) 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.