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