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