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