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