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