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