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