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