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