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