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