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