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