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