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)(17,18,22,27,23,26,35,41)(19,24,30,38,29,39,44,42)(20,31,32,45,21,25,34,40)(28,37,43,48,33,36,46,47)(1,3)(2,6)(4,12)(5,11)(7,14)(8,16)(9,15)(10,13)(17,19)(18,24,26,39)(20,28)(21,33)(22,30)(23,29)(25,36,31,37)(27,42,41,38)(32,43)(34,46)(35,44)(40,48,45,47)(2,7)(6,14)(8,15)(9,16)(17,20,23,21)(18,25,26,31)(19,28,29,33)(22,32,35,34)(24,36,39,37)(27,40,41,45)(30,43,44,46)(38,47,42,48)(17,21,23,20)(18,25,26,31)(19,28,29,33)(22,34,35,32)(24,37,39,36)(27,40,41,45)(30,43,44,46)(38,48,42,47)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.