Deep emerald isn&#x27;t going anywhere. &quot;This bluegrass green is on the floors of Monticello — and at my 1688 country home,&quot; says designer Jeffrey Bilhuber. &quot;It&#x27;s a color steeped in history, but also of the moment. To me, that&#x27;s perfection.&quot;Make it yours: Benjamin Moore Courtyard Green 546