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