Color “Rectangle Door Or Book Coloring Page” Online Free
Custom
#3b82f6
Basic
Warm
Cool
Purple & Pink
Earth
Pastel
Gradient
Detect Boundaries
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#3b82f6
How to use
🖌️
Choose a Color
Pick any color from the palette or use the color picker for custom colors.
🎨
Paint the Page
Click or tap to brush color on the page. Use the fill tool for large areas.
💾
Save Your Art
Click "Save" to download your colored image as a PNG to keep forever!
