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