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