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