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