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