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