One vertex per element, one color per generator, with an edge from x to x·s.
(5,6)(7,11)(8,10)(9,13)(12,16)(14,18)(15,17)(19,20)(21,22,26,30)(23,27,32,42)(24,34,35,46)(25,37,40,29)(28,39,44,36)(31,47,48,51)(33,45,38,43)(41,50,52,49)(1,2)(3,4)(6,10)(8,16)(11,17)(12,13)(15,20)(18,19)(21,23)(22,27)(24,31)(25,38)(26,32)(28,41)(29,45)(30,42)(33,40)(34,51)(35,48)(36,50)(37,43)(39,49)(44,52)(46,47) involution — undirected(2,4)(5,7,9,14)(6,11,13,18)(8,15,16,20)(10,17,12,19)(21,24)(22,28)(23,31)(25,39)(26,35)(27,41)(29,46)(30,44)(32,48)(33,50)(34,37)(36,40)(38,49)(42,52)(43,51)(45,47)(7,14)(11,18)(15,20)(17,19)(23,32)(24,35)(27,42)(28,44)(33,38)(34,46)(36,39)(43,45) 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.