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