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