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