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