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