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