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