The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
As simple and subtle as it gets. But sometimes that’s just what you want.
Source Designova
Thin lines, noise and texture creates this crisp dark denim pattern.
Source Marco Slooten
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
If you want png files of thisu can download them here :
Source Viscious-Speed
Prismatic Hexagonalist Pattern No Background
Source GDJ
A background pattern with a look of rough fabric.
Source V. Hartikainen
Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
The image is a seamless pattern of a fishnet.
Source Yamachem
A seamless pattern drawn originally in Paint.net by distorting a slice of background pattern 116 and copying the resulting triangle numerous times.
Source Firkin
This is a grid, only it’s noisy. You know. Reminds you of those printed grids you draw on.
Source Vectorpile
Bright gray tones with a hint of some metal surface.
Source Hendrik Lammers
Prismatic Geometric Tessellation Pattern 3 No Background
Source GDJ
The tile this is formed from can be retrieved in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
Inspired by a pattern seen on a public domain image of a very old tile. To get the unit cell, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
White circles connecting on a light gray background.
Source Mark Collins
I love cream! 50x50px and lovely in all the good ways.
Source Thomas Myrman
Medium gray pattern with small strokes to give a weave effect.
Source Catherine
From a drawing in 'A Rolling Stone. A tale of wrongs and revenge', John Hartley, 1878.
Source Firkin
Original minus the background
Source Firkin
Remixed from a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
Small dots with minor circles spread across to form a nice mosaic.
Source John Burks
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin