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