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)(23,31)(24,35)(25,27)(26,39)(28,34)(29,36)(30,38)(32,44)(33,47)(37,43)(40,41)(42,52)(45,46)(48,49)(50,51) involution — undirected(1,2,3,4)(5,7)(6,10)(8,14)(9,13)(11,16)(12,17)(15,19)(18,20)(22,27)(23,32)(29,35)(30,39)(33,46)(34,40)(43,50)(48,52)(7,13)(10,16)(14,19)(17,20)(21,23,25,32)(22,28,27,41)(24,33,36,46)(26,40,38,34)(29,42,35,49)(30,44,39,31)(37,52,51,48)(43,47,50,45)(6,11)(10,16)(12,18)(17,20)(21,24)(22,29)(23,33)(25,36)(26,37)(27,35)(28,42)(30,43)(31,45)(32,46)(34,48)(38,51)(39,50)(40,52)(41,49)(44,47) involution — undirected(5,8,9,15)(6,12,11,18)(7,14,13,19)(10,17,16,20)(24,36)(29,35)(33,46)(37,51)(42,49)(43,50)(45,47)(48,52)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.