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