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