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