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