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