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