This is so subtle: We’re talking 1% opacity. Get your squint on!
Source Atle Mo
Remixed from a drawing in 'Maidenhood; or, the Verge of the Stream', Laura Jewry, 1876.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Luxurious looking pattern (for a T-shirt maybe?) with a hint of green.
Source Simon Meek
Geometric lines are always hot, and this pattern is no exception.
Source Listvetra
An abstract texture of black metal pipes (seamless).
Source V. Hartikainen
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
Vertical lines with a bumpy, yet crisp, feel to it.
Source Raasa
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Remixed from a JPG that was uploaded to Pixabay by theasad121
Source Firkin
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
CC0 and seamless wellington boot pattern.
Source SliverKnight
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Retro Circles Background 8 No Black
Source GDJ