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