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