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