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