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