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