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