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