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