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