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