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