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