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