How do you change mint green paint to a better color?

To change mint green paint to a better color, you can mix in complementary colors to adjust the hue. Adding a small amount of red or pink can tone down the green, while incorporating yellow can create a more vibrant shade. Additionally, you can consider adding white to lighten the color or black to darken it, depending on the desired effect. Testing the mixture on a small sample first will help you achieve the perfect shade.