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