A nice one indeed, but I have a feeling we have it already? If you spot a copy, let me know on Twitter.
Source Graphiste
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
Could remind you a bit of those squares in Super Mario Bros, yeh?
Source Jeff Wall
A seamless design of flowers remixed from a jpg on Pixabay by Prawny.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
U.S.-based National Fire Protection Association standard fire diamond for flagging risks posed by hazardous materials. The red diamond has a number 0-4 depending on flammability. The blue diamond has a number 0-4 depending on health hazard. The yellow has a number 0-4 depending on reactivity. the white square has a special notice, e.g OX for oxidizer.
Source Firkin
Zero CC tileable hard cover cells book texture, 4k, scanned and made by me. CC0
Source Sojan Janso
Remixed from a raster on Pixabay, that was uploaded by ArtsyBee.
Source Firkin
A bit like smudged paint or some sort of steel, here is scribble light.
Source Tegan Male
Prismatic Geometric Pattern Background 2 No Black
Source GDJ
A free background image with a seamless texture of cardboard. This texture of cardboard looks quite realistic, especially when is actually tiled.
Source V. Hartikainen
Abstract Ellipses Background Grayscale
Source GDJ
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
More bright luxury. This is a bit larger than fancy deboss, and with a bit more noise.
Source Viszt Péter
Abstract Tiled Background Extended 6
Source GDJ
The image depicts a seamless pattern of a fishnet with a plenty of fish.It may be a lucky charm for fishermen.
Source Yamachem
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
The starting point for this was a texture drawn with the 'Radial Colors' plug-in in Paint.net.
Source Firkin
More bright luxury. This is a bit larger than fancy deboss, and with a bit more noise.
Source Viszt Péter
One more sharp little tile for you. Subtle circles this time.
Source Blunia
You may use it as is, or modify it as you like.
Source V. Hartikainen
Don’t look at this one too long if you’re high on something.
Source Luuk van Baars