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