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