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