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