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