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