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