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