Pigments can sometimes be stubborn things. But I find that folks tend agree that darker greens are 'greener' than lighter greens. So for best results I'd use

Pigments can sometimes be stubborn things. But I find that folks tend agree that darker greens are 'greener' than lighter greens. So for best results I'd use a dark green with a glossy finish. It should produce the greener hue that you are looking for.