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