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