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