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