Snap! It’s a pattern, and it’s not grayscale! Of course you can always change the color in Photoshop.
Source Atle Mo
Tiny little flowers growing on your screen. Nice, huh?
Source Themes Tube
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Prismatic Curved Diamond Pattern 7 No Background
Source GDJ
You know I love paper patterns. Here is one from Stephen. Say thank you!
Source Stephen Gilbert
White fabric looking texture with some nice random wave features.
Source Hendrik Lammers
From a drawing in 'Prose and Verse ', William Linton, 1836.
Source Firkin
A good starting point for a cardboard pattern. This would work well in a variety of colors.
Source Atle Mo
Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
A grayscale fabric pattern with vertical lines of stitch holes.
Source V. Hartikainen
Background Wall, Art Abstract, Blue Well & CC0 texture.
Source Ractapopulous
Alternative colour scheme for the original floral pattern.
Source Firkin
Very dark pattern with some noise and 45-degree lines.
Source Stefan Aleksić
This seamless light brown background texture resembles a wallpaper with vertical stripes. One way to use it is as a tiled background on web sites.
Source V. Hartikainen
Looks like a technical drawing board: small squares forming a nice grid.
Source We Are Pixel8
Prismatic Hexagonalist Pattern No Background
Source GDJ
Stefan is hard at work, this time with a funky pattern of squares.
Source Stefan Aleksić
Abstract Tiled Background Extended 10
Source GDJ
This was formed by distorting an image of a background on Pixabay.
Source Firkin