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)(23,32)(24,29)(25,30)(26,40)(27,31)(28,34)(33,47)(35,42)(36,44)(37,46)(38,43)(39,45)(41,49)(48,51)(50,52)(2,3)(5,6,9,12)(7,13,14,10)(8,17,16,11)(15,18,20,19)(5,7)(6,10)(8,15)(9,14)(11,18)(12,13)(16,20)(17,19)(21,23,26,34,27,35,25,38)(22,28,30,32,31,43,40,42)(24,33,36,49,37,50,39,48)(29,41,45,47,46,51,44,52)(1,3,4,2)(7,14)(10,13)(15,20)(18,19)(21,24,27,37)(22,29,31,46)(23,33,35,50)(25,39,26,36)(28,41,43,51)(30,45,40,44)(32,47,42,52)(34,49,38,48)(5,8,9,16)(6,11,12,17)(7,15,14,20)(10,18,13,19)(21,25,27,26)(22,30,31,40)(23,34,35,38)(24,36,37,39)(28,42,43,32)(29,44,46,45)(33,48,50,49)(41,47,51,52)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.