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