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