Dark and hard, just the way we like it. Embossed triangles makes a nice pattern.
Source Ivan Ginev
Love me some light mesh on a Monday. Sharp.
Source Wilmotte Bastien
From a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
Prismatic Hexagonalism Pattern No Background
Source GDJ
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
Inspired by a drawing seen in 'City of Liverpool', James Picton, 1883.
Source Firkin
Farmer could be some sort of fabric pattern, with a hint of green.
Source Fabian Schultz
A seamless pattern made from the gold Penrose triangle by GDJ and the two remixes
Source Firkin
I’m guessing this is related to the Sony Vaio? It’s a nice pattern no matter where it’s from.
Source Zigzain
Prismatic Groovy Concentric Background
Source GDJ
Light gray grunge wall with a nice texture overlay.
Source Adam Anlauf
Pattern that came out of playing with the 'slinky' plug-in for Paint.net
Source Firkin
Based on an image that was uploaded to Pixabay by devanath
Source Firkin
Otis Ray Redding was an American soul singer-songwriter, record producer, arranger, and talent scout. So you know.
Source Thomas Myrman
If you don’t like cream and pixels, you’re in the wrong place.
Source Mizanur Rahman
Remixed from a drawing that was uploaded to Pixabay by captenpub.
Source Firkin
Orange-red pattern for tiled backgrounds.
Source V. Hartikainen
Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Seamless Prismatic Geometric Pattern With Background
Source GDJ
Formed from a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
From a drawing in 'An Old Maid's Love. A Dutch tale told in English', Maarten Maartens, 1891.
Source Firkin