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