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