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