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