Do a Tonal Value Study with App for Artists - ArtistAssistApp
ArtistAssistApp also known as Artist Assist App is a web app for artists to accurately mix any color from a photo, analyze tonal values, turn a photo into an outline, draw with the grid method, paint with a limited palette, simplify a photo, compare photos pairwise, and more.
Balancing tonal values is just as important as accurately mixing colors.
Use tonal value sketches that capture the light and shadow of your subject to learn how to create contrast and depth in your paintings. Correct tonal values make a painting look realistic.
Watch the full video on the @rachelparkervarner channel.