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