Hatching and Cross-Hatching: How Artists Build Shadow with Lines
The classic line-based shading techniques and how to recognise their look in sketch and engraving-style photo effects.
Before smooth shading, artists used lines to show light and shadow. Hatching and cross-hatching remain among the most recognisable sketch techniques.
Hatching
Hatching uses sets of parallel lines to build tone.
- Close lines make a darker area.
- Wider spacing makes a lighter area.
- The direction of the lines can follow the shape of the object, adding form.
Cross-hatching
Cross-hatching layers a second set of lines across the first, at an angle.
- One layer gives a light tone.
- Two layers make it darker.
- Three or more layers produce deep shadow.
Related techniques
| Technique | Description |
|---|---|
| Contour hatching | lines curve to follow the surface of a form |
| Scribbling | loose, flowing marks for energetic texture |
| Stippling | dots of varying density create tone |
| Blending | smoothing marks with a finger or tool |
Where you'll see hatching
- Pen-and-ink drawings and cartoons.
- Old engravings and etchings, such as those by Albrecht Dürer.
- Comics and graphic novels.
- Newspaper illustrations from before photographs were common.
Hatching in photo effects
Some sketch effects imitate this look, turning shaded areas of a photo into fields of fine lines, and keeping bright areas clean. They work best on images with clear light and dark areas.
How to recognise a good result
- Lines follow the forms rather than cutting across them randomly.
- Highlights stay clear.
- Dark areas have enough density to feel like shadow.
- The mark size suits the size of the image.
Choosing photos
Photos with strong side lighting and clear shadow shapes produce the most convincing hatched looks: a portrait lit from a window, a building on a sunny day.
Try it yourself
Draw a simple sphere. Add light hatching on the side away from the light, then a second layer of crossing lines near the darkest edge. You'll see how form emerges.
A note on style
Hatching gives a graphic, textured feel, often more dramatic than smooth pencil shading. Try different effects on the same photo to compare.
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