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