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