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