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