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