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