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