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