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