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