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