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