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