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