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