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