Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova
Fabric-ish patterns are close to my heart. French Stucco to the rescue.
Source Christopher Buecheler
If you don’t like cream and pixels, you’re in the wrong place.
Source Mizanur Rahman
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Pixel by pixel, sharp and clean. Very light pattern with clear lines.
Source M.Ashok
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
A seamless pattern the starting point for which was a 'colour modulo' texture in Paint.net.
Source Firkin
A seamless pattern from a tile made from a jpg on Pixabay. To get the tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
An abstract texture of black metal pipes (seamless).
Source V. Hartikainen
Prismatic Hypnotic Pattern No Background
Source GDJ
Number 2 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Adapted from an image that was uploaded to Pixabay by Anerma.
Source Firkin
Prismatic Isometric Cube Extra Pattern No Background
Source GDJ
Colour version of the original seamless pattern.
Source Firkin
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
With a name like this, it has to be hot. Diagonal lines in light shades.
Source Isaac
The square tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
As simple and subtle as it gets. But sometimes that’s just what you want.
Source Designova
Prismatic Hexagonalist Pattern No Background
Source GDJ
One of the few full-color patterns here, but this one was just too good to pass up.
Source Alexey Usoltsev
A bit simplified version. Although it could be edited out to be simpler. Anyway, this time the tiling is converted to a pattern fill -which is using clipping for the tile's edges.
Source Lazur URH
Retro Circles Background 4 No Black
Source GDJ
It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns