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