Prismatic Geometric Pattern Background 2 No Black
Source GDJ
Inspired by a 1930s wallpaper pattern I saw on TV.
Source Firkin
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Scanned some rice paper and tiled it up for you. Enjoy.
Source Atle Mo
Like the name suggests, this background image consists of a pattern of dark bricks. It may be an option for you, if you are looking for something that looks like a brick wall for use as a background on web pages. It's not a masterpiece, but looks pretty nice when is tiled.
Source V. Hartikainen
From drawing in 'Musings in Maoriland', Thomas Bracken, 1890.
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Formed by distorting a JPG from PublicDomainPictures
Source Firkin
Everyone loves a diamond, right? Make your site sparkle.
Source AJ Troxell
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
This one needs to be used in small areas; you can see it repeat.
Source Luca
Remixed from a JPG that was uploaded to Pixabay by theasad121
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A seamless background pattern of dark brown wood planks.
Source V. Hartikainen
A bit simplified version. Although it could be edited out to be simpler. Anyway, this time the tiling is converted to a pattern fill -which is using clipping for the tile's edges.
Source Lazur URH
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Don’t look at this one too long if you’re high on something.
Source Luuk van Baars
Prismatic Abstract Background Design
Source GDJ
Tiny little fibers making a soft and sweet look.
Source Badhon Ebrahim
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin