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