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