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