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