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