The phrase "dark olive" refers to a color that is a mix of dark green and brown, resembling the color of olives that are very ripe or have been cooked. Full definition
The photographs are of amazing antique jars in dark olive green, turquoise, soft baby blue, cobalt and clear glass with glass lids. (rosecottagegardensandfarm.wordpress.com)
These 1960's distressed very dark olive green leather shorts were ahead of their time! (1stdibs.com)
Wine - red, cream, grey and nude roses are set amid light turquoise and dark olive leaves. (ar.tissura.com)