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