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