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