This is so subtle I hope you can see it! Tweak at will.
Source Alexandre Naud
Remixed from an image on Pixabay, the original having been uploaded by darkmoon1968.
Source Firkin
Abstract Stars Geometric Pattern Prismatic No Background
Source GDJ
Love the style on this one, very fresh. Diagonal diamond pattern. Get it?
Source INS
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
The tile this fill pattern is based on can be had by using shift+alt+i on the rectangle.
Source Firkin
Wild Oliva or Oliva Wilde? Darker than the others, sort of a medium dark pattern.
Source Badhon Ebrahim
The name Paisley reminds me of an old British servant. That’s just me.
Source Swetha
A brown seamless wood texture in a form of stripe pattern. The result has turned out pretty well, in my opinion.
Source V. Hartikainen
Based on an image that was uploaded to Pixabay by devanath
Source Firkin
The name is totally random, but hey, it sounds good.
Source Atle Mo
As simple and subtle as it gets. But sometimes that’s just what you want.
Source Designova
A seamless web texture with illustration of pale color stains on canvas.
Source V. Hartikainen
Just what the name says, paper fibers. Always good to have.
Source Heliodor jalba
Prismatic Curved Diamond Pattern No Background
Source GDJ
Floral patterns will never go out of style, so enjoy this one.
Source Lasma
Zero CC bark from fur tree tileable texture, photographed and made by me. CC0
Source Sojan Janso