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