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