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