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