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