Use Your Illusion #917
Dark CC BY-SA 3.0A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
More Textures
Psychedelic Geometric Background No Black@2X #812
Noise CC 0Psychedelic Geometric Background No Black
Source GDJ
Grid #974
Gray CC BY-SA 3.0There are quite a few grid patterns, but this one is a super tiny grid with some dust for good measure.
Source Dominik Kiss
Background pattern 302 (colour 2) #1887
Green CC 0Alternative colour scheme to the original.
Source Firkin
Rough bark #2563
Wood CC 0A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
"Honeycomb", Orange Background Pattern #1313
Orange CC BY-SA 3.0The following orange background pattern resembles a honeycomb.
Source V. Hartikainen
Background pattern 19 (outline) #204
Light CC 0A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin
Dark Brown Leather Texture, Seamless Tile #1092
Leather CC BY-SA 3.0The 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
Dark Stitched Leather Background #1121
Leather CC BY-SA 3.0A seamless dark leather-like background texture with diagonal lines that look like stitches.
Source V. Hartikainen
Leafy pattern 11 #1765
Dark CC 0From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
Soft Kill@2X #319
Dark CC BY-SA 3.0Pattern #100! A black classic knit-looking pattern.
Source Factorio.us Collective
Background pattern 231 #2301
Dark CC 0A seamless pattern based on a tile that can be achieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Bird pattern (colour 2) #2292
Green CC 0Utilising a bird from s-light and some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Background pattern 245 (colour 4) #2189
Yellow CC 0This was formed by distorting an image of a background on Pixabay.
Source Firkin
Background pattern 263 #2073
Pink CC 0Actually remixed from a pattern on Pixabay. But then noticed a very similar one on Openclipart.org uploaded by btj51q2.
Source Firkin
Merely Cubed@2X #590
Grid CC BY-SA 3.0Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
Page ornament #1990
Dark CC 0Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
Background pattern 323 (colour 3) #1810
Yellow CC 0Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
Decorative divider 214 #2315
Dark CC 0From a drawing in 'Kingsdene', Maria Fetherstonehaugh, 1878.
Source Firkin
Decorative divider 208 #2366
Dark CC 0Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
"Dark Brick Wall", Background Pattern #1024
Stone CC BY-SA 3.0Like 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
White Wave #681
Stripes CC BY-SA 3.0Light and tiny, just the way you like it.
Source Rohit Arun Rao
Diamond pattern #2285
Brown CC 0From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin