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)(23,32)(24,29)(25,30)(26,39)(27,31)(28,34)(33,47)(35,42)(36,44)(37,45)(38,46)(40,43)(41,50)(48,52)(49,51)(1,3,4,2)(5,7)(6,11)(8,16)(9,18)(10,17)(12,19)(13,20)(14,15)(24,36)(29,44)(33,48)(37,38)(41,51)(45,46)(47,52)(49,50)(5,8,10,9)(6,12,14,13)(7,16,17,18)(11,19,15,20)(21,23,27,35)(22,28,31,43)(24,33,36,48)(25,34,26,40)(29,41,44,51)(30,42,39,32)(37,49,38,50)(45,47,46,52)(5,9,10,8)(6,13,14,12)(7,16,17,18)(11,19,15,20)(21,24)(22,29)(23,33)(25,38)(26,37)(27,36)(28,41)(30,46)(31,44)(32,47)(34,50)(35,48)(39,45)(40,49)(42,52)(43,51)(6,14)(11,15)(12,13)(19,20)(21,25,27,26)(22,30,31,39)(23,34,35,40)(24,37,36,38)(28,42,43,32)(29,45,44,46)(33,49,48,50)(41,47,51,52)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.