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