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