Forest Gradient

background: linear-gradient(135deg, #134e5e, #71b280);

<svg xmlns="http://www.w3.org/2000/svg" width="800" height="400" viewBox="0 0 800 400"><defs><linearGradient id="g"><stop offset="0" stop-color="#134e5e"/><stop offset="1" stop-color="#71b280"/></linearGradient></defs><rect width="800" height="400" fill="url(#g)"/></svg>

More gradients