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