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