Dark, square, clean and tidy. What more can you ask for?
Source Jaromír Kavan
A background pattern with blue on white vertical stripes.
Source V. Hartikainen
A set of paper filters. The base texture is generated the same way, only the compositing mode is varied.
Source Lazur URH
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Prismatic Basic Pattern 2 No Background
Source GDJ
Did anyone say The Hoff? This pattern is in no way related to Baywatch.
Source Josh Green
Free tiled background with colorful stripes and white splatter.
Source V. Hartikainen
Has nothing to do with toast, but it’s nice and subtle.
Source Pippin Lee
Zero CC tileable moss or lichen covered stone texture, edited from pixabay. CC0
Source Sojan Janso
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
This one is quite simple in design, it consists of vertical stripes layered on top of a seamless texture.
Source V. Hartikainen
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
Prismatic Geometric Tessellation Pattern 3 No Background
Source GDJ
Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media
This one could be the shirt of a golf player. Angled lines in different thicknesses.
Source Olivier Pineda
If you like it a bit trippy, this wave pattern might be for you.
Source Ian Soper
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
The texture of this background image has some similarities with leather, and it's colored in a dark brown color. So, if you are looking for a dark brown background image for your website, this may be an option for you.
Source V. Hartikainen
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Just to prove my point, here is a slightly modified dark version.
Source Atle Mo
"Beige Stone", Tileable Texture.
Source V. Hartikainen