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