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