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