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