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