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