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