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