A bit like smudged paint or some sort of steel, here is scribble light.
Source Tegan Male
The image depicts a seamless pattern which was made using stripe-like things including borders.I used OCAL cliparts called "Blue Greek Key With Lines Border" uploaded by "GR8DAN" and "daisy border" uploaded by "johnny_automatic".Thanks.
Source Yamachem
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
A version without colours blended together to give a different look.
Source Firkin
Prismatic Hypnotic Pattern 2 No Background
Source GDJ
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
This one could be the shirt of a golf player. Angled lines in different thicknesses.
Source Olivier Pineda
An abstract pale yellow paper-like background with stains colored in yellow and green.
Source V. Hartikainen
A free pink background pattern.
Source V. Hartikainen
Beautiful dark noise pattern with some dust and grunge.
Source Vincent Klaiber
Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
A seamless textured paper for backgrounds. Colored in pale orange hues.
Source V. Hartikainen
Light square grid pattern, great for a “DIY projects” sort of website, maybe?
Source Rafael Almeida
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Have you wondered about how it feels to be buried alive? Here is the pattern for it.
Source Hendrik Lammers
A colourful background drawn originally in paint.net and vectorised in Vector Magic.
Source Firkin
A nice and simple gray stucco material. Great on its own, or as a base for a new pattern.
Source Bartosz Kaszubowski
Farmer could be some sort of fabric pattern, with a hint of green.
Source Fabian Schultz
Just like your old suit, all striped and smooth.
Source Alex Berkowitz