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