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