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