"We believe this is a promising new strategy to address the leading cause of mortality in hospitals."
Fluid in the lungs, also known as pulmonary oedema, is a relatively little-known hazard.
An ad campaign announcing the range, and its suggestive paint names, has also been released highlighting the new range.
The findings are based on info from almost 10,000 adults.
"Our research suggests the greener, the better."
Breathlessness is one of the most commonly reported symptoms.
Pollution tops the list in the World Health Organization's (WHO) major determinants of mortality.