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