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