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