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