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