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