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