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