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