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