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