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