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