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