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