Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
I love the movie Pineapple Express, and I’m also liking this Pineapple right here.
Source Audee Mirza
A cute x, if you need that sort of thing.
Source Juan Scrocchi
Might not be super subtle, but quite original in its form.
Source Alex Smith
Just what the name says, paper fibers. Always good to have.
Source Heliodor jalba
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
A seamless web background with texture of aged grid paper.
Source V. Hartikainen
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
Plywood Web Background background image for use in web design.
Source V. Hartikainen
Colorful Floral Background 3 No Black
Source GDJ
There are quite a few grid patterns, but this one is a super tiny grid with some dust for good measure.
Source Dominik Kiss
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
White handmade paper pattern with small bumps.
Source Marquis
Here's a subtle marble-like background for use on websites.
Source V. Hartikainen
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Based on several public domain drawings on Wikimedia Commons. This was formed from a rectangular tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
Prismatic Groovy Concentric Background 3
Source GDJ
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
This is a remix of "blue wave-seigaiha".I hope this subtle color version of Seigaiha would be suitable for background .
Source Yamachem
A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
A seamless pale yellow paper background with a pattern of animal tracks.
Source V. Hartikainen
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin