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