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