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