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