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