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