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