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