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