Thin lines, noise and texture creates this crisp dark denim pattern.
Source Marco Slooten
Prismatic Isometric Cube Wireframe Pattern No Background
Source GDJ
This is so subtle I hope you can see it! Tweak at will.
Source Alexandre Naud
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Different from the original in being a simple tile stored as a pattern definition, rather than numerous repeated objects. Hence easy and quick to give this pattern to objects of different shapes. To get the tile in Inkscape, select the rectangle and use shift+alt+i.
Source Firkin
Derived from an image that was uploaded to Pixabay by mdmelo.
Source Firkin
This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
A seamless background pattern of dark brown wood planks.
Source V. Hartikainen
Green Background Pattern
Source V. Hartikainen
This background image is great for using in web design or graphic design projects. And don't forget to visit the homepage. I frequently update this resource with fresh tileable backgrounds.
Source V. Hartikainen
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
Another fairly simple design drawn in Paint.net and vectorized in Inkscape.
Source Firkin
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Retro Circles Background 4 No Black
Source GDJ
Here's a bluish gray striped background pattern for use on web sites.
Source V. Hartikainen
Sharp but soft triangles in light shades of gray.
Source Pixeden
Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media
Might not be super subtle, but quite original in its form.
Source Alex Smith