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