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