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