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