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