This is why you can paint walls in an entire home with identical floors trims the very same color but with whites off whites the paint will change colors in every single room if the lighting exposure is different which in 99 of homes of course the exposures are different.
Wall paint that changes color with light.
Artificial light can also change the appearance of a colour.
When painting over dark walls with light paint colors use a white primer.
If the windows of your room face north the natural light will add blue to the wall paint colors.
Both northern and eastern light will turn all pale.
Sunlight artificial light shadows surface texture and even reflections from other surfaces all affect colors on interior painted walls.
Eastern exposure adds green.
Paint sheen also affects color.
1 reason why every single powder room will look grey ish if you.
Before painting fill holes with filler then sand smooth.
The natural light in a room changes at different times of day and as seasons change.
Using a primer will help to ensure that your color comes out true when dry with no dark base color muting a light one or a light base color making it impossible to get bold color coverage.
A bright blue rug for instance can cast a bluish tone on a white wall.
Glossy finishes will reflect light and change the way the color looks whereas flat finishes are less reflective and allow colors to look truer under bright light.
Interior wall paint colors and natural light.
Interior paint colors and light refraction many factors affect how interior paint colors are perceived but the two most common are light and sheen.