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