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