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