How to make a color lighter or darker without changing the hue
To lighten without shifting the hue, add Titanium White slowly; for watercolour, add water instead. To darken without going muddy, add a small amount of the color's complement before reaching for black — black can cool and dull most hues unpredictably.
Step-by-step
Lighten with white or water
Acrylic and oil: Titanium White in 5% increments. Watercolour: dilute with clean water — the paper itself does the lifting.
Darken with the complement first
Need to deepen orange? Add a touch of blue. Greens darken cleanly with red. This deepens value without flattening saturation.
Use black only as a last step
Ivory Black cools and dulls; Mars Black is more neutral. Add 1–2% maximum. Test before adding more.
Compare swatches side-by-side
Lay the original next to the adjusted mix and squint. If the hue shifts, you've added too much modifier — re-tint with the original base.
Try a lighter or darker variant
Adjust the lightness slider on any Chromilla recipe and see the new ratios update in real time.
Open Chromilla →Frequently asked questions
- Why does adding white shift my color?
- Titanium White is opaque and slightly cool, so it desaturates and cools every hue. Reds turn pink, blues turn chalky. Counter with a tiny bump of the original base or a warmer white like Zinc.
- Is black ever okay for darkening?
- Yes, sparingly. Ivory Black works well for cool darks and shadows. For warm darks, mix Burnt Umber + Ultramarine Blue instead — it stays alive where black goes dead.