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