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