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