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