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