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