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