The roof and bricks are your "givens," so any new color has to harmonize with those. We need a good closeup of the brick, which is in warm, reddish shades as is the roof.
If you have a limited budget, spend it on beautiful new patio furniture, possibly a pergola on the lake side, and upgrade your landscaping on the other side with hardscaping like stepping stones to the front door.
Q
stacked stone
Q