Ctrl+Paint Library
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Free video lessons on color theory tailored for artists.
More resources on Color Theory in Drawing
Gurney Journey Blog
James Gurney's site with color theory articles for realist drawing.
Handprint Watercolor Color Theory
In-depth free resource for color mixing in drawing/painting, praised in Reddit art subs.
Color and Light: A Guide for the Realist Painter
Color and Light: A Guide for the Realist Painter - A book resource
proko.com
Proko is an art-education site offering video tutorials on drawing fundamentals, color theory, anatomy, and figure drawing. It provides a mix of free content and paid courses with step-by-step demonstrations, exercises, and practical projects to improve color use and drawing skills.
drawabox.com
Drawabox is a free, structured drawing course focused on building solid construction, perspective, and value through progressive, hands-on exercises. It provides step-by-step lessons, demonstrations, and practice assignments (with critiques) to help learners develop foundational drawing skills.
line-of-action.com
Line of Action is a practice hub for figure drawing, featuring a pose generator and a large library of gesture and anatomy references to train quick, expressive drawings.