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