Derived from an image that was uploaded to Pixabay by darkmoon1968
Source Firkin
A light gray wall or floor (you decide) of concrete.
Source Atle Mo
Prismatic Abstract Geometric Background 5 No Black
Source GDJ
Looks as if it's spray painted on the wall. You can be sure that this pattern will seamlessly fill your backgrounds on web pages.
Source V. Hartikainen
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Bright Multicolored Floral Background by Karen Arnold from PDP.
Source GDJ
Derived from a drawing in 'Historiske Afhandlinger', Adolf Jorgensen, 1898.
Source Firkin
Paper pattern with small dust particles and 45-degree strokes.
Source Atle Mo
A frame using leaves from an image that was uploaded to Pixabay by mayapujiati
Source Firkin
There are many carbon patterns, but this one is tiny.
Source Designova
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
More bright luxury. This is a bit larger than fancy deboss, and with a bit more noise.
Source Viszt Péter
Geometric triangles seem to be quite hot these days.
Source Pixeden
Prismatic Geometric Tessellation Pattern 3 No Background
Source GDJ
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Zero CC tileable hard cover cells, skin like, book texture. 4K, Scanned and made by me CC0
Source Sojan Janso
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Tile available in Inkscape using shift-alt-i on the selected rectangle
Source Firkin