You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
Prismatic Abstract Geometric Background 4 No Black
Source GDJ
A large (588x375px) sand-colored pattern for your ever-growing collection. Shrink at will.
Source Alex Tapein
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
An abstract texture of black metal pipes (seamless).
Source V. Hartikainen
Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
Prismatic Polka Dots Mark II 3 No Background
Source GDJ
The classic notebook paper with horizontal stripes.
Source Are Sundnes
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
A seamless pattern formed from miutopia's cakes on a tablecloth.
Source Firkin
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Very simple, very blu(e). Subtle and nice.
Source Seb Jachec
A free web background image with a seamless concrete-like texture and an Indian-red color.
Source V. Hartikainen
You could get a bit dizzy from this one, but it might come in handy.
Source Dertig Media
Embossed lines and squares with subtle highlights.
Source Alex Parker
Formed by distorting a JPG from PublicDomainPictures
Source Firkin
High detail stone wall with minor cracks and specks.
Source Projecteightyfive
The tile can be had by using shift+alt+i on the selected rectangle in Inkscape
Source Firkin
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Tile available in Inkscape using shift-alt-i on the selected rectangle
Source Firkin