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