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