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