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