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)(17,18,23,27)(19,21,28,24)(20,25,30,32)(22,26,31,29)(34,38)(35,43)(36,45)(42,47)(3,12)(7,9)(13,15)(14,16)(17,19)(18,24)(20,22)(21,27)(23,28)(25,29)(26,32)(30,31)(33,34,39,38)(35,40,43,48)(36,41,45,46)(37,47,44,42)(1,3,6,12)(2,7,11,9)(4,15,10,13)(5,16,8,14)(17,20,23,30)(18,25,27,32)(19,22,28,31)(21,26,24,29)(33,35,39,43)(34,40,38,48)(36,37,45,44)(41,47,46,42)(1,4,6,10)(2,8,11,5)(3,13,12,15)(7,16,9,14)(17,21,23,24)(18,19,27,28)(20,29,30,26)(22,25,31,32)(33,36,39,45)(34,41,38,46)(35,44,43,37)(40,42,48,47)(1,3)(2,9)(4,15)(5,14)(6,12)(7,11)(8,16)(10,13)(17,20)(18,25)(19,22)(21,26)(23,30)(24,29)(27,32)(28,31)(33,37,39,44)(34,42,38,47)(35,36,43,45)(40,46,48,41)(1,5,6,8)(2,10,11,4)(3,14,12,16)(7,15,9,13)(17,22)(18,26)(19,20)(21,25)(23,31)(24,32)(27,29)(28,30)(33,38,39,34)(35,40,43,48)(36,46,45,41)(37,47,44,42)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.