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