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