Today's art hack debunks creating value scales on your palette.
Check out how to quickly make one of your own, using oil or acrylic paints on any palette! (I'm using a glass palette mounted to foam core board, but a paper palette or even a paper plate works in a pinch).
Winsor & Newton Zinc White
Winsor &Newton Flake White Hue (all the things you love about flake white without the cancer)
Winsor & Newton Ivory Black