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