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