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