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