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