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