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