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